84609140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{54941}}^1$

素因数の和:54968

約数の個数: 48

約数和(自身を含む): 221526144

約数和(自身を除く): 136917004

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 54941, 109882, 219764, 274705, 384587, 549410, 604351, 769174, 1098820, 1208702, 1538348, 1922935, 2417404, 3021755, 3845870, 4230457, 6043510, 7691740, 8460914, 12087020, 16921828, 21152285, 42304570, 84609140]

約数ペア:

[(1, 84609140), (2, 42304570), (4, 21152285), (5, 16921828), (7, 12087020), (10, 8460914), (11, 7691740), (14, 6043510), (20, 4230457), (22, 3845870), (28, 3021755), (35, 2417404), (44, 1922935), (55, 1538348), (70, 1208702), (77, 1098820), (110, 769174), (140, 604351), (154, 549410), (220, 384587), (308, 274705), (385, 219764), (770, 109882), (1540, 54941)]