56726840

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{19427}}^1$

素因数の和:19511

約数の個数: 32

約数和(自身を含む): 129390480

約数和(自身を除く): 72663640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 19427, 38854, 77708, 97135, 155416, 194270, 388540, 777080, 1418171, 2836342, 5672684, 7090855, 11345368, 14181710, 28363420, 56726840]

約数ペア:

[(1, 56726840), (2, 28363420), (4, 14181710), (5, 11345368), (8, 7090855), (10, 5672684), (20, 2836342), (40, 1418171), (73, 777080), (146, 388540), (292, 194270), (365, 155416), (584, 97135), (730, 77708), (1460, 38854), (2920, 19427)]