115443820

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1\times {\mathrm{557}}^1$

素因数の和:850

約数の個数: 48

約数和(自身を含む): 249546528

約数和(自身を除く): 134102708

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 241, 430, 482, 557, 860, 964, 1114, 1205, 2228, 2410, 2785, 4820, 5570, 10363, 11140, 20726, 23951, 41452, 47902, 51815, 95804, 103630, 119755, 134237, 207260, 239510, 268474, 479020, 536948, 671185, 1342370, 2684740, 5772191, 11544382, 23088764, 28860955, 57721910, 115443820]

約数ペア:

[(1, 115443820), (2, 57721910), (4, 28860955), (5, 23088764), (10, 11544382), (20, 5772191), (43, 2684740), (86, 1342370), (172, 671185), (215, 536948), (241, 479020), (430, 268474), (482, 239510), (557, 207260), (860, 134237), (964, 119755), (1114, 103630), (1205, 95804), (2228, 51815), (2410, 47902), (2785, 41452), (4820, 23951), (5570, 20726), (10363, 11140)]