20152505930

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1\times {\mathrm{251059}}^1$

素因数の和:251438

約数の個数: 32

約数和(自身を含む): 37960272000

約数和(自身を除く): 17807766070

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 349, 698, 1745, 3490, 8027, 16054, 40135, 80270, 251059, 502118, 1255295, 2510590, 5774357, 11548714, 28871785, 57743570, 87619591, 175239182, 438097955, 876195910, 2015250593, 4030501186, 10076252965, 20152505930]

約数ペア:

[(1, 20152505930), (2, 10076252965), (5, 4030501186), (10, 2015250593), (23, 876195910), (46, 438097955), (115, 175239182), (230, 87619591), (349, 57743570), (698, 28871785), (1745, 11548714), (3490, 5774357), (8027, 2510590), (16054, 1255295), (40135, 502118), (80270, 251059)]