528702920

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{186163}}^1$

素因数の和:186245

約数の個数: 32

約数和(自身を含む): 1206342720

約数和(自身を除く): 677639800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 186163, 372326, 744652, 930815, 1489304, 1861630, 3723260, 7446520, 13217573, 26435146, 52870292, 66087865, 105740584, 132175730, 264351460, 528702920]

約数ペア:

[(1, 528702920), (2, 264351460), (4, 132175730), (5, 105740584), (8, 66087865), (10, 52870292), (20, 26435146), (40, 13217573), (71, 7446520), (142, 3723260), (284, 1861630), (355, 1489304), (568, 930815), (710, 744652), (1420, 372326), (2840, 186163)]