28609320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{569}}^1$

素因数の和:1002

約数の個数: 64

約数和(自身を含む): 86184000

約数和(自身を除く): 57574680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 419, 569, 838, 1138, 1257, 1676, 1707, 2095, 2276, 2514, 2845, 3352, 3414, 4190, 4552, 5028, 5690, 6285, 6828, 8380, 8535, 10056, 11380, 12570, 13656, 16760, 17070, 22760, 25140, 34140, 50280, 68280, 238411, 476822, 715233, 953644, 1192055, 1430466, 1907288, 2384110, 2860932, 3576165, 4768220, 5721864, 7152330, 9536440, 14304660, 28609320]

約数ペア:

[(1, 28609320), (2, 14304660), (3, 9536440), (4, 7152330), (5, 5721864), (6, 4768220), (8, 3576165), (10, 2860932), (12, 2384110), (15, 1907288), (20, 1430466), (24, 1192055), (30, 953644), (40, 715233), (60, 476822), (120, 238411), (419, 68280), (569, 50280), (838, 34140), (1138, 25140), (1257, 22760), (1676, 17070), (1707, 16760), (2095, 13656), (2276, 12570), (2514, 11380), (2845, 10056), (3352, 8535), (3414, 8380), (4190, 6828), (4552, 6285), (5028, 5690)]