210380

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:233

約数の個数: 24

約数和(自身を含む): 451248

約数和(自身を除く): 240868

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 157, 268, 314, 335, 628, 670, 785, 1340, 1570, 3140, 10519, 21038, 42076, 52595, 105190, 210380]

約数ペア:

[(1, 210380), (2, 105190), (4, 52595), (5, 42076), (10, 21038), (20, 10519), (67, 3140), (134, 1570), (157, 1340), (268, 785), (314, 670), (335, 628)]