4788702920

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{571}}^1\times {\mathrm{2953}}^1$

素因数の和:3606

約数の個数: 64

約数和(自身を含む): 10949178240

約数和(自身を除く): 6160475320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 571, 710, 1142, 1420, 2284, 2840, 2855, 2953, 4568, 5710, 5906, 11420, 11812, 14765, 22840, 23624, 29530, 40541, 59060, 81082, 118120, 162164, 202705, 209663, 324328, 405410, 419326, 810820, 838652, 1048315, 1621640, 1677304, 1686163, 2096630, 3372326, 4193260, 6744652, 8386520, 8430815, 13489304, 16861630, 33723260, 67446520, 119717573, 239435146, 478870292, 598587865, 957740584, 1197175730, 2394351460, 4788702920]

約数ペア:

[(1, 4788702920), (2, 2394351460), (4, 1197175730), (5, 957740584), (8, 598587865), (10, 478870292), (20, 239435146), (40, 119717573), (71, 67446520), (142, 33723260), (284, 16861630), (355, 13489304), (568, 8430815), (571, 8386520), (710, 6744652), (1142, 4193260), (1420, 3372326), (2284, 2096630), (2840, 1686163), (2855, 1677304), (2953, 1621640), (4568, 1048315), (5710, 838652), (5906, 810820), (11420, 419326), (11812, 405410), (14765, 324328), (22840, 209663), (23624, 202705), (29530, 162164), (40541, 118120), (59060, 81082)]