129074120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{460979}}^1$

素因数の和:460997

約数の個数: 32

約数和(自身を含む): 331905600

約数和(自身を除く): 202831480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 460979, 921958, 1843916, 2304895, 3226853, 3687832, 4609790, 6453706, 9219580, 12907412, 16134265, 18439160, 25814824, 32268530, 64537060, 129074120]

約数ペア:

[(1, 129074120), (2, 64537060), (4, 32268530), (5, 25814824), (7, 18439160), (8, 16134265), (10, 12907412), (14, 9219580), (20, 6453706), (28, 4609790), (35, 3687832), (40, 3226853), (56, 2304895), (70, 1843916), (140, 921958), (280, 460979)]