274313480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{979691}}^1$

素因数の和:979709

約数の個数: 32

約数和(自身を含む): 705378240

約数和(自身を除く): 431064760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 979691, 1959382, 3918764, 4898455, 6857837, 7837528, 9796910, 13715674, 19593820, 27431348, 34289185, 39187640, 54862696, 68578370, 137156740, 274313480]

約数ペア:

[(1, 274313480), (2, 137156740), (4, 68578370), (5, 54862696), (7, 39187640), (8, 34289185), (10, 27431348), (14, 19593820), (20, 13715674), (28, 9796910), (35, 7837528), (40, 6857837), (56, 4898455), (70, 3918764), (140, 1959382), (280, 979691)]