86933540

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71257}}^1$

素因数の和:71327

約数の個数: 24

約数和(自身を含む): 185555832

約数和(自身を除く): 98622292

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 71257, 142514, 285028, 356285, 712570, 1425140, 4346677, 8693354, 17386708, 21733385, 43466770, 86933540]

約数ペア:

[(1, 86933540), (2, 43466770), (4, 21733385), (5, 17386708), (10, 8693354), (20, 4346677), (61, 1425140), (122, 712570), (244, 356285), (305, 285028), (610, 142514), (1220, 71257)]