249080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{479}}^1$

素因数の和:503

約数の個数: 32

約数和(自身を含む): 604800

約数和(自身を除く): 355720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 479, 520, 958, 1916, 2395, 3832, 4790, 6227, 9580, 12454, 19160, 24908, 31135, 49816, 62270, 124540, 249080]

約数ペア:

[(1, 249080), (2, 124540), (4, 62270), (5, 49816), (8, 31135), (10, 24908), (13, 19160), (20, 12454), (26, 9580), (40, 6227), (52, 4790), (65, 3832), (104, 2395), (130, 1916), (260, 958), (479, 520)]