2223650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1$

素因数の和:347

約数の個数: 48

約数和(自身を含む): 4874688

約数和(自身を除く): 2651038

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 130, 143, 275, 286, 311, 325, 550, 622, 650, 715, 1430, 1555, 3110, 3421, 3575, 4043, 6842, 7150, 7775, 8086, 15550, 17105, 20215, 34210, 40430, 44473, 85525, 88946, 101075, 171050, 202150, 222365, 444730, 1111825, 2223650]

約数ペア:

[(1, 2223650), (2, 1111825), (5, 444730), (10, 222365), (11, 202150), (13, 171050), (22, 101075), (25, 88946), (26, 85525), (50, 44473), (55, 40430), (65, 34210), (110, 20215), (130, 17105), (143, 15550), (275, 8086), (286, 7775), (311, 7150), (325, 6842), (550, 4043), (622, 3575), (650, 3421), (715, 3110), (1430, 1555)]