2130444080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{4027}}^1$

素因数の和:4446

約数の個数: 80

約数和(自身を含む): 5259440160

約数和(自身を除く): 3128996080

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 389, 680, 778, 1360, 1556, 1945, 3112, 3890, 4027, 6224, 6613, 7780, 8054, 13226, 15560, 16108, 20135, 26452, 31120, 32216, 33065, 40270, 52904, 64432, 66130, 68459, 80540, 105808, 132260, 136918, 161080, 264520, 273836, 322160, 342295, 529040, 547672, 684590, 1095344, 1369180, 1566503, 2738360, 3133006, 5476720, 6266012, 7832515, 12532024, 15665030, 25064048, 26630551, 31330060, 53261102, 62660120, 106522204, 125320240, 133152755, 213044408, 266305510, 426088816, 532611020, 1065222040, 2130444080]

約数ペア:

[(1, 2130444080), (2, 1065222040), (4, 532611020), (5, 426088816), (8, 266305510), (10, 213044408), (16, 133152755), (17, 125320240), (20, 106522204), (34, 62660120), (40, 53261102), (68, 31330060), (80, 26630551), (85, 25064048), (136, 15665030), (170, 12532024), (272, 7832515), (340, 6266012), (389, 5476720), (680, 3133006), (778, 2738360), (1360, 1566503), (1556, 1369180), (1945, 1095344), (3112, 684590), (3890, 547672), (4027, 529040), (6224, 342295), (6613, 322160), (7780, 273836), (8054, 264520), (13226, 161080), (15560, 136918), (16108, 132260), (20135, 105808), (26452, 80540), (31120, 68459), (32216, 66130), (33065, 64432), (40270, 52904)]