2503820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{599}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 6048000

約数和(自身を除く): 3544180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 599, 836, 1045, 1198, 2090, 2396, 2995, 4180, 5990, 6589, 11381, 11980, 13178, 22762, 26356, 32945, 45524, 56905, 65890, 113810, 125191, 131780, 227620, 250382, 500764, 625955, 1251910, 2503820]

約数ペア:

[(1, 2503820), (2, 1251910), (4, 625955), (5, 500764), (10, 250382), (11, 227620), (19, 131780), (20, 125191), (22, 113810), (38, 65890), (44, 56905), (55, 45524), (76, 32945), (95, 26356), (110, 22762), (190, 13178), (209, 11980), (220, 11381), (380, 6589), (418, 5990), (599, 4180), (836, 2995), (1045, 2396), (1198, 2090)]