23494280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{18947}}^1$

素因数の和:18989

約数の個数: 32

約数和(自身を含む): 54570240

約数和(自身を除く): 31075960

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 18947, 37894, 75788, 94735, 151576, 189470, 378940, 587357, 757880, 1174714, 2349428, 2936785, 4698856, 5873570, 11747140, 23494280]

約数ペア:

[(1, 23494280), (2, 11747140), (4, 5873570), (5, 4698856), (8, 2936785), (10, 2349428), (20, 1174714), (31, 757880), (40, 587357), (62, 378940), (124, 189470), (155, 151576), (248, 94735), (310, 75788), (620, 37894), (1240, 18947)]