115806920

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{25621}}^1$

素因数の和:25745

約数の個数: 32

約数和(自身を含む): 262881720

約数和(自身を除く): 147074800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 25621, 51242, 102484, 128105, 204968, 256210, 512420, 1024840, 2895173, 5790346, 11580692, 14475865, 23161384, 28951730, 57903460, 115806920]

約数ペア:

[(1, 115806920), (2, 57903460), (4, 28951730), (5, 23161384), (8, 14475865), (10, 11580692), (20, 5790346), (40, 2895173), (113, 1024840), (226, 512420), (452, 256210), (565, 204968), (904, 128105), (1130, 102484), (2260, 51242), (4520, 25621)]