28979120

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{12491}}^1$

素因数の和:12533

約数の個数: 40

約数和(自身を含む): 69705360

約数和(自身を除く): 40726240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 12491, 24982, 49964, 62455, 99928, 124910, 199856, 249820, 362239, 499640, 724478, 999280, 1448956, 1811195, 2897912, 3622390, 5795824, 7244780, 14489560, 28979120]

約数ペア:

[(1, 28979120), (2, 14489560), (4, 7244780), (5, 5795824), (8, 3622390), (10, 2897912), (16, 1811195), (20, 1448956), (29, 999280), (40, 724478), (58, 499640), (80, 362239), (116, 249820), (145, 199856), (232, 124910), (290, 99928), (464, 62455), (580, 49964), (1160, 24982), (2320, 12491)]