2016535480

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{223}}^1\times {\mathrm{1249}}^1$

素因数の和:1664

約数の個数: 64

約数和(自身を含む): 4586400000

約数和(自身を除く): 2569864520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 223, 362, 446, 724, 892, 905, 1115, 1249, 1448, 1784, 1810, 2230, 2498, 3620, 4460, 4996, 6245, 7240, 8920, 9992, 12490, 24980, 40363, 49960, 80726, 161452, 201815, 226069, 278527, 322904, 403630, 452138, 557054, 807260, 904276, 1114108, 1130345, 1392635, 1614520, 1808552, 2228216, 2260690, 2785270, 4521380, 5570540, 9042760, 11141080, 50413387, 100826774, 201653548, 252066935, 403307096, 504133870, 1008267740, 2016535480]

約数ペア:

[(1, 2016535480), (2, 1008267740), (4, 504133870), (5, 403307096), (8, 252066935), (10, 201653548), (20, 100826774), (40, 50413387), (181, 11141080), (223, 9042760), (362, 5570540), (446, 4521380), (724, 2785270), (892, 2260690), (905, 2228216), (1115, 1808552), (1249, 1614520), (1448, 1392635), (1784, 1130345), (1810, 1114108), (2230, 904276), (2498, 807260), (3620, 557054), (4460, 452138), (4996, 403630), (6245, 322904), (7240, 278527), (8920, 226069), (9992, 201815), (12490, 161452), (24980, 80726), (40363, 49960)]