4199240

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1721}}^1$

素因数の和:1793

約数の個数: 32

約数和(自身を含む): 9608760

約数和(自身を除く): 5409520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 1721, 2440, 3442, 6884, 8605, 13768, 17210, 34420, 68840, 104981, 209962, 419924, 524905, 839848, 1049810, 2099620, 4199240]

約数ペア:

[(1, 4199240), (2, 2099620), (4, 1049810), (5, 839848), (8, 524905), (10, 419924), (20, 209962), (40, 104981), (61, 68840), (122, 34420), (244, 17210), (305, 13768), (488, 8605), (610, 6884), (1220, 3442), (1721, 2440)]