9980960

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:186

約数の個数: 96

約数和(自身を含む): 26453952

約数和(自身を除く): 16472992

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 53, 55, 80, 88, 106, 107, 110, 160, 176, 212, 214, 220, 265, 352, 424, 428, 440, 530, 535, 583, 848, 856, 880, 1060, 1070, 1166, 1177, 1696, 1712, 1760, 2120, 2140, 2332, 2354, 2915, 3424, 4240, 4280, 4664, 4708, 5671, 5830, 5885, 8480, 8560, 9328, 9416, 11342, 11660, 11770, 17120, 18656, 18832, 22684, 23320, 23540, 28355, 37664, 45368, 46640, 47080, 56710, 62381, 90736, 93280, 94160, 113420, 124762, 181472, 188320, 226840, 249524, 311905, 453680, 499048, 623810, 907360, 998096, 1247620, 1996192, 2495240, 4990480, 9980960]

約数ペア:

[(1, 9980960), (2, 4990480), (4, 2495240), (5, 1996192), (8, 1247620), (10, 998096), (11, 907360), (16, 623810), (20, 499048), (22, 453680), (32, 311905), (40, 249524), (44, 226840), (53, 188320), (55, 181472), (80, 124762), (88, 113420), (106, 94160), (107, 93280), (110, 90736), (160, 62381), (176, 56710), (212, 47080), (214, 46640), (220, 45368), (265, 37664), (352, 28355), (424, 23540), (428, 23320), (440, 22684), (530, 18832), (535, 18656), (583, 17120), (848, 11770), (856, 11660), (880, 11342), (1060, 9416), (1070, 9328), (1166, 8560), (1177, 8480), (1696, 5885), (1712, 5830), (1760, 5671), (2120, 4708), (2140, 4664), (2332, 4280), (2354, 4240), (2915, 3424)]