260409820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{62299}}^1$

素因数の和:62338

約数の個数: 48

約数和(自身を含む): 627984000

約数和(自身を除く): 367574180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 62299, 124598, 249196, 311495, 622990, 685289, 1183681, 1245980, 1370578, 2367362, 2741156, 3426445, 4734724, 5918405, 6852890, 11836810, 13020491, 13705780, 23673620, 26040982, 52081964, 65102455, 130204910, 260409820]

約数ペア:

[(1, 260409820), (2, 130204910), (4, 65102455), (5, 52081964), (10, 26040982), (11, 23673620), (19, 13705780), (20, 13020491), (22, 11836810), (38, 6852890), (44, 5918405), (55, 4734724), (76, 3426445), (95, 2741156), (110, 2367362), (190, 1370578), (209, 1245980), (220, 1183681), (380, 685289), (418, 622990), (836, 311495), (1045, 249196), (2090, 124598), (4180, 62299)]