28961720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{24967}}^1$

素因数の和:25007

約数の個数: 32

約数和(自身を含む): 67413600

約数和(自身を除く): 38451880

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 24967, 49934, 99868, 124835, 199736, 249670, 499340, 724043, 998680, 1448086, 2896172, 3620215, 5792344, 7240430, 14480860, 28961720]

約数ペア:

[(1, 28961720), (2, 14480860), (4, 7240430), (5, 5792344), (8, 3620215), (10, 2896172), (20, 1448086), (29, 998680), (40, 724043), (58, 499340), (116, 249670), (145, 199736), (232, 124835), (290, 99868), (580, 49934), (1160, 24967)]