8655920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:103

約数の個数: 160

約数和(自身を含む): 26248320

約数和(自身を除く): 17592400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 29, 35, 40, 41, 52, 56, 58, 65, 70, 80, 82, 91, 104, 112, 116, 130, 140, 145, 164, 182, 203, 205, 208, 232, 260, 280, 287, 290, 328, 364, 377, 406, 410, 455, 464, 520, 533, 560, 574, 580, 656, 728, 754, 812, 820, 910, 1015, 1040, 1066, 1148, 1160, 1189, 1435, 1456, 1508, 1624, 1640, 1820, 1885, 2030, 2132, 2296, 2320, 2378, 2639, 2665, 2870, 3016, 3248, 3280, 3640, 3731, 3770, 4060, 4264, 4592, 4756, 5278, 5330, 5740, 5945, 6032, 7280, 7462, 7540, 8120, 8323, 8528, 9512, 10556, 10660, 11480, 11890, 13195, 14924, 15080, 15457, 16240, 16646, 18655, 19024, 21112, 21320, 22960, 23780, 26390, 29848, 30160, 30914, 33292, 37310, 41615, 42224, 42640, 47560, 52780, 59696, 61828, 66584, 74620, 77285, 83230, 95120, 105560, 108199, 123656, 133168, 149240, 154570, 166460, 211120, 216398, 247312, 298480, 309140, 332920, 432796, 540995, 618280, 665840, 865592, 1081990, 1236560, 1731184, 2163980, 4327960, 8655920]

約数ペア:

[(1, 8655920), (2, 4327960), (4, 2163980), (5, 1731184), (7, 1236560), (8, 1081990), (10, 865592), (13, 665840), (14, 618280), (16, 540995), (20, 432796), (26, 332920), (28, 309140), (29, 298480), (35, 247312), (40, 216398), (41, 211120), (52, 166460), (56, 154570), (58, 149240), (65, 133168), (70, 123656), (80, 108199), (82, 105560), (91, 95120), (104, 83230), (112, 77285), (116, 74620), (130, 66584), (140, 61828), (145, 59696), (164, 52780), (182, 47560), (203, 42640), (205, 42224), (208, 41615), (232, 37310), (260, 33292), (280, 30914), (287, 30160), (290, 29848), (328, 26390), (364, 23780), (377, 22960), (406, 21320), (410, 21112), (455, 19024), (464, 18655), (520, 16646), (533, 16240), (560, 15457), (574, 15080), (580, 14924), (656, 13195), (728, 11890), (754, 11480), (812, 10660), (820, 10556), (910, 9512), (1015, 8528), (1040, 8323), (1066, 8120), (1148, 7540), (1160, 7462), (1189, 7280), (1435, 6032), (1456, 5945), (1508, 5740), (1624, 5330), (1640, 5278), (1820, 4756), (1885, 4592), (2030, 4264), (2132, 4060), (2296, 3770), (2320, 3731), (2378, 3640), (2639, 3280), (2665, 3248), (2870, 3016)]