428633360

素因数分解:

$2^4\times 5^1\times {\mathrm{449}}^1\times {\mathrm{11933}}^1$

素因数の和:12395

約数の個数: 40

約数和(自身を含む): 998875800

約数和(自身を除く): 570242440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 449, 898, 1796, 2245, 3592, 4490, 7184, 8980, 11933, 17960, 23866, 35920, 47732, 59665, 95464, 119330, 190928, 238660, 477320, 954640, 5357917, 10715834, 21431668, 26789585, 42863336, 53579170, 85726672, 107158340, 214316680, 428633360]

約数ペア:

[(1, 428633360), (2, 214316680), (4, 107158340), (5, 85726672), (8, 53579170), (10, 42863336), (16, 26789585), (20, 21431668), (40, 10715834), (80, 5357917), (449, 954640), (898, 477320), (1796, 238660), (2245, 190928), (3592, 119330), (4490, 95464), (7184, 59665), (8980, 47732), (11933, 35920), (17960, 23866)]