140404740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{334297}}^1$

素因数の和:334316

約数の個数: 48

約数和(自身を含む): 449296512

約数和(自身を除く): 308891772

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 334297, 668594, 1002891, 1337188, 1671485, 2005782, 2340079, 3342970, 4011564, 4680158, 5014455, 6685940, 7020237, 9360316, 10028910, 11700395, 14040474, 20057820, 23400790, 28080948, 35101185, 46801580, 70202370, 140404740]

約数ペア:

[(1, 140404740), (2, 70202370), (3, 46801580), (4, 35101185), (5, 28080948), (6, 23400790), (7, 20057820), (10, 14040474), (12, 11700395), (14, 10028910), (15, 9360316), (20, 7020237), (21, 6685940), (28, 5014455), (30, 4680158), (35, 4011564), (42, 3342970), (60, 2340079), (70, 2005782), (84, 1671485), (105, 1337188), (140, 1002891), (210, 668594), (420, 334297)]