401047660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{6917}}^1$

素因数の和:7162

約数の個数: 48

約数和(自身を含む): 911183616

約数和(自身を除く): 510135956

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 223, 260, 446, 892, 1115, 2230, 2899, 4460, 5798, 6917, 11596, 13834, 14495, 27668, 28990, 34585, 57980, 69170, 89921, 138340, 179842, 359684, 449605, 899210, 1542491, 1798420, 3084982, 6169964, 7712455, 15424910, 20052383, 30849820, 40104766, 80209532, 100261915, 200523830, 401047660]

約数ペア:

[(1, 401047660), (2, 200523830), (4, 100261915), (5, 80209532), (10, 40104766), (13, 30849820), (20, 20052383), (26, 15424910), (52, 7712455), (65, 6169964), (130, 3084982), (223, 1798420), (260, 1542491), (446, 899210), (892, 449605), (1115, 359684), (2230, 179842), (2899, 138340), (4460, 89921), (5798, 69170), (6917, 57980), (11596, 34585), (13834, 28990), (14495, 27668)]