2021690320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2789}}^1$

素因数の和:2873

約数の個数: 160

約数和(自身を含む): 5492460960

約数和(自身を除く): 3470770640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 41, 52, 65, 68, 80, 82, 85, 104, 130, 136, 164, 170, 205, 208, 221, 260, 272, 328, 340, 410, 442, 520, 533, 656, 680, 697, 820, 884, 1040, 1066, 1105, 1360, 1394, 1640, 1768, 2132, 2210, 2665, 2788, 2789, 3280, 3485, 3536, 4264, 4420, 5330, 5576, 5578, 6970, 8528, 8840, 9061, 10660, 11152, 11156, 13940, 13945, 17680, 18122, 21320, 22312, 27880, 27890, 36244, 36257, 42640, 44624, 45305, 47413, 55760, 55780, 72488, 72514, 90610, 94826, 111560, 114349, 144976, 145028, 181220, 181285, 189652, 223120, 228698, 237065, 290056, 362440, 362570, 379304, 457396, 474130, 571745, 580112, 616369, 724880, 725140, 758608, 914792, 948260, 1143490, 1232738, 1450280, 1486537, 1829584, 1896520, 1943933, 2286980, 2465476, 2900560, 2973074, 3081845, 3793040, 3887866, 4573960, 4930952, 5946148, 6163690, 7432685, 7775732, 9147920, 9719665, 9861904, 11892296, 12327380, 14865370, 15551464, 19439330, 23784592, 24654760, 25271129, 29730740, 31102928, 38878660, 49309520, 50542258, 59461480, 77757320, 101084516, 118922960, 126355645, 155514640, 202169032, 252711290, 404338064, 505422580, 1010845160, 2021690320]

約数ペア:

[(1, 2021690320), (2, 1010845160), (4, 505422580), (5, 404338064), (8, 252711290), (10, 202169032), (13, 155514640), (16, 126355645), (17, 118922960), (20, 101084516), (26, 77757320), (34, 59461480), (40, 50542258), (41, 49309520), (52, 38878660), (65, 31102928), (68, 29730740), (80, 25271129), (82, 24654760), (85, 23784592), (104, 19439330), (130, 15551464), (136, 14865370), (164, 12327380), (170, 11892296), (205, 9861904), (208, 9719665), (221, 9147920), (260, 7775732), (272, 7432685), (328, 6163690), (340, 5946148), (410, 4930952), (442, 4573960), (520, 3887866), (533, 3793040), (656, 3081845), (680, 2973074), (697, 2900560), (820, 2465476), (884, 2286980), (1040, 1943933), (1066, 1896520), (1105, 1829584), (1360, 1486537), (1394, 1450280), (1640, 1232738), (1768, 1143490), (2132, 948260), (2210, 914792), (2665, 758608), (2788, 725140), (2789, 724880), (3280, 616369), (3485, 580112), (3536, 571745), (4264, 474130), (4420, 457396), (5330, 379304), (5576, 362570), (5578, 362440), (6970, 290056), (8528, 237065), (8840, 228698), (9061, 223120), (10660, 189652), (11152, 181285), (11156, 181220), (13940, 145028), (13945, 144976), (17680, 114349), (18122, 111560), (21320, 94826), (22312, 90610), (27880, 72514), (27890, 72488), (36244, 55780), (36257, 55760), (42640, 47413), (44624, 45305)]