15989440

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1723}}^1$

素因数の和:1769

約数の個数: 56

約数和(自身を含む): 39410640

約数和(自身を除く): 23421200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 145, 160, 232, 290, 320, 464, 580, 928, 1160, 1723, 1856, 2320, 3446, 4640, 6892, 8615, 9280, 13784, 17230, 27568, 34460, 49967, 55136, 68920, 99934, 110272, 137840, 199868, 249835, 275680, 399736, 499670, 551360, 799472, 999340, 1598944, 1998680, 3197888, 3997360, 7994720, 15989440]

約数ペア:

[(1, 15989440), (2, 7994720), (4, 3997360), (5, 3197888), (8, 1998680), (10, 1598944), (16, 999340), (20, 799472), (29, 551360), (32, 499670), (40, 399736), (58, 275680), (64, 249835), (80, 199868), (116, 137840), (145, 110272), (160, 99934), (232, 68920), (290, 55136), (320, 49967), (464, 34460), (580, 27568), (928, 17230), (1160, 13784), (1723, 9280), (1856, 8615), (2320, 6892), (3446, 4640)]