201430760

素因数分解:

$2^3\times 5^1\times {\mathrm{439}}^1\times {\mathrm{11471}}^1$

素因数の和:11921

約数の個数: 32

約数和(自身を含む): 454291200

約数和(自身を除く): 252860440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 439, 878, 1756, 2195, 3512, 4390, 8780, 11471, 17560, 22942, 45884, 57355, 91768, 114710, 229420, 458840, 5035769, 10071538, 20143076, 25178845, 40286152, 50357690, 100715380, 201430760]

約数ペア:

[(1, 201430760), (2, 100715380), (4, 50357690), (5, 40286152), (8, 25178845), (10, 20143076), (20, 10071538), (40, 5035769), (439, 458840), (878, 229420), (1756, 114710), (2195, 91768), (3512, 57355), (4390, 45884), (8780, 22942), (11471, 17560)]