401020440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{20011}}^1$

素因数の和:20192

約数の個数: 64

約数和(自身を含む): 1210325760

約数和(自身を除く): 809305320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 167, 334, 501, 668, 835, 1002, 1336, 1670, 2004, 2505, 3340, 4008, 5010, 6680, 10020, 20011, 20040, 40022, 60033, 80044, 100055, 120066, 160088, 200110, 240132, 300165, 400220, 480264, 600330, 800440, 1200660, 2401320, 3341837, 6683674, 10025511, 13367348, 16709185, 20051022, 26734696, 33418370, 40102044, 50127555, 66836740, 80204088, 100255110, 133673480, 200510220, 401020440]

約数ペア:

[(1, 401020440), (2, 200510220), (3, 133673480), (4, 100255110), (5, 80204088), (6, 66836740), (8, 50127555), (10, 40102044), (12, 33418370), (15, 26734696), (20, 20051022), (24, 16709185), (30, 13367348), (40, 10025511), (60, 6683674), (120, 3341837), (167, 2401320), (334, 1200660), (501, 800440), (668, 600330), (835, 480264), (1002, 400220), (1336, 300165), (1670, 240132), (2004, 200110), (2505, 160088), (3340, 120066), (4008, 100055), (5010, 80044), (6680, 60033), (10020, 40022), (20011, 20040)]