172363640

素因数分解:

$2^3\times 5^1\times {\mathrm{1579}}^1\times {\mathrm{2729}}^1$

素因数の和:4319

約数の個数: 32

約数和(自身を含む): 388206000

約数和(自身を除く): 215842360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1579, 2729, 3158, 5458, 6316, 7895, 10916, 12632, 13645, 15790, 21832, 27290, 31580, 54580, 63160, 109160, 4309091, 8618182, 17236364, 21545455, 34472728, 43090910, 86181820, 172363640]

約数ペア:

[(1, 172363640), (2, 86181820), (4, 43090910), (5, 34472728), (8, 21545455), (10, 17236364), (20, 8618182), (40, 4309091), (1579, 109160), (2729, 63160), (3158, 54580), (5458, 31580), (6316, 27290), (7895, 21832), (10916, 15790), (12632, 13645)]