29972840

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:314

約数の個数: 64

約数和(自身を含む): 69984000

約数和(自身を除く): 40011160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 107, 149, 188, 214, 235, 298, 376, 428, 470, 535, 596, 745, 856, 940, 1070, 1192, 1490, 1880, 2140, 2980, 4280, 5029, 5960, 7003, 10058, 14006, 15943, 20116, 25145, 28012, 31886, 35015, 40232, 50290, 56024, 63772, 70030, 79715, 100580, 127544, 140060, 159430, 201160, 280120, 318860, 637720, 749321, 1498642, 2997284, 3746605, 5994568, 7493210, 14986420, 29972840]

約数ペア:

[(1, 29972840), (2, 14986420), (4, 7493210), (5, 5994568), (8, 3746605), (10, 2997284), (20, 1498642), (40, 749321), (47, 637720), (94, 318860), (107, 280120), (149, 201160), (188, 159430), (214, 140060), (235, 127544), (298, 100580), (376, 79715), (428, 70030), (470, 63772), (535, 56024), (596, 50290), (745, 40232), (856, 35015), (940, 31886), (1070, 28012), (1192, 25145), (1490, 20116), (1880, 15943), (2140, 14006), (2980, 10058), (4280, 7003), (5029, 5960)]