187985260

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{54331}}^1$

素因数の和:54513

約数の個数: 24

約数和(自身を含む): 397058256

約数和(自身を除く): 209072996

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 865, 1730, 3460, 54331, 108662, 217324, 271655, 543310, 1086620, 9399263, 18798526, 37597052, 46996315, 93992630, 187985260]

約数ペア:

[(1, 187985260), (2, 93992630), (4, 46996315), (5, 37597052), (10, 18798526), (20, 9399263), (173, 1086620), (346, 543310), (692, 271655), (865, 217324), (1730, 108662), (3460, 54331)]