2388650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:167

約数の個数: 48

約数和(自身を含む): 5008608

約数和(自身を除く): 2619958

約数列:

[1, 2, 5, 10, 11, 22, 25, 43, 50, 55, 86, 101, 110, 202, 215, 275, 430, 473, 505, 550, 946, 1010, 1075, 1111, 2150, 2222, 2365, 2525, 4343, 4730, 5050, 5555, 8686, 11110, 11825, 21715, 23650, 27775, 43430, 47773, 55550, 95546, 108575, 217150, 238865, 477730, 1194325, 2388650]

約数ペア:

[(1, 2388650), (2, 1194325), (5, 477730), (10, 238865), (11, 217150), (22, 108575), (25, 95546), (43, 55550), (50, 47773), (55, 43430), (86, 27775), (101, 23650), (110, 21715), (202, 11825), (215, 11110), (275, 8686), (430, 5555), (473, 5050), (505, 4730), (550, 4343), (946, 2525), (1010, 2365), (1075, 2222), (1111, 2150)]