20842320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{86843}}^1$

素因数の和:86859

約数の個数: 40

約数和(自身を含む): 64611936

約数和(自身を除く): 43769616

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 86843, 173686, 260529, 347372, 434215, 521058, 694744, 868430, 1042116, 1302645, 1389488, 1736860, 2084232, 2605290, 3473720, 4168464, 5210580, 6947440, 10421160, 20842320]

約数ペア:

[(1, 20842320), (2, 10421160), (3, 6947440), (4, 5210580), (5, 4168464), (6, 3473720), (8, 2605290), (10, 2084232), (12, 1736860), (15, 1389488), (16, 1302645), (20, 1042116), (24, 868430), (30, 694744), (40, 521058), (48, 434215), (60, 347372), (80, 260529), (120, 173686), (240, 86843)]