203479820

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{42569}}^1$

素因数の和:42817

約数の個数: 24

約数和(自身を含む): 429105600

約数和(自身を除く): 225625780

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 4780, 42569, 85138, 170276, 212845, 425690, 851380, 10173991, 20347982, 40695964, 50869955, 101739910, 203479820]

約数ペア:

[(1, 203479820), (2, 101739910), (4, 50869955), (5, 40695964), (10, 20347982), (20, 10173991), (239, 851380), (478, 425690), (956, 212845), (1195, 170276), (2390, 85138), (4780, 42569)]