9919480

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{4679}}^1$

素因数の和:4743

約数の個数: 32

約数和(自身を含む): 22744800

約数和(自身を除く): 12825320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 4679, 9358, 18716, 23395, 37432, 46790, 93580, 187160, 247987, 495974, 991948, 1239935, 1983896, 2479870, 4959740, 9919480]

約数ペア:

[(1, 9919480), (2, 4959740), (4, 2479870), (5, 1983896), (8, 1239935), (10, 991948), (20, 495974), (40, 247987), (53, 187160), (106, 93580), (212, 46790), (265, 37432), (424, 23395), (530, 18716), (1060, 9358), (2120, 4679)]