260406968

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{331}}^1\times {\mathrm{2287}}^1$

素因数の和:2667

約数の個数: 32

約数和(自身を含む): 501346560

約数和(自身を除く): 240939592

約数列:

[1, 2, 4, 8, 43, 86, 172, 331, 344, 662, 1324, 2287, 2648, 4574, 9148, 14233, 18296, 28466, 56932, 98341, 113864, 196682, 393364, 756997, 786728, 1513994, 3027988, 6055976, 32550871, 65101742, 130203484, 260406968]

約数ペア:

[(1, 260406968), (2, 130203484), (4, 65101742), (8, 32550871), (43, 6055976), (86, 3027988), (172, 1513994), (331, 786728), (344, 756997), (662, 393364), (1324, 196682), (2287, 113864), (2648, 98341), (4574, 56932), (9148, 28466), (14233, 18296)]