342015740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{3607}}^1$

素因数の和:4058

約数の個数: 48

約数和(自身を含む): 785562624

約数和(自身を除く): 443546884

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 431, 862, 1724, 2155, 3607, 4310, 4741, 7214, 8620, 9482, 14428, 18035, 18964, 23705, 36070, 39677, 47410, 72140, 79354, 94820, 158708, 198385, 396770, 793540, 1554617, 3109234, 6218468, 7773085, 15546170, 17100787, 31092340, 34201574, 68403148, 85503935, 171007870, 342015740]

約数ペア:

[(1, 342015740), (2, 171007870), (4, 85503935), (5, 68403148), (10, 34201574), (11, 31092340), (20, 17100787), (22, 15546170), (44, 7773085), (55, 6218468), (110, 3109234), (220, 1554617), (431, 793540), (862, 396770), (1724, 198385), (2155, 158708), (3607, 94820), (4310, 79354), (4741, 72140), (7214, 47410), (8620, 39677), (9482, 36070), (14428, 23705), (18035, 18964)]