423160

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:231

約数の個数: 32

約数和(自身を含む): 972000

約数和(自身を除く): 548840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 149, 284, 298, 355, 568, 596, 710, 745, 1192, 1420, 1490, 2840, 2980, 5960, 10579, 21158, 42316, 52895, 84632, 105790, 211580, 423160]

約数ペア:

[(1, 423160), (2, 211580), (4, 105790), (5, 84632), (8, 52895), (10, 42316), (20, 21158), (40, 10579), (71, 5960), (142, 2980), (149, 2840), (284, 1490), (298, 1420), (355, 1192), (568, 745), (596, 710)]