84737540

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{69457}}^1$

素因数の和:69527

約数の個数: 24

約数和(自身を含む): 180868632

約数和(自身を除く): 96131092

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 69457, 138914, 277828, 347285, 694570, 1389140, 4236877, 8473754, 16947508, 21184385, 42368770, 84737540]

約数ペア:

[(1, 84737540), (2, 42368770), (4, 21184385), (5, 16947508), (10, 8473754), (20, 4236877), (61, 1389140), (122, 694570), (244, 347285), (305, 277828), (610, 138914), (1220, 69457)]