56447990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{1489}}^1$

素因数の和:1736

約数の個数: 32

約数和(自身を含む): 108138240

約数和(自身を除く): 51690250

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 223, 446, 1115, 1489, 2230, 2978, 3791, 7445, 7582, 14890, 18955, 25313, 37910, 50626, 126565, 253130, 332047, 664094, 1660235, 3320470, 5644799, 11289598, 28223995, 56447990]

約数ペア:

[(1, 56447990), (2, 28223995), (5, 11289598), (10, 5644799), (17, 3320470), (34, 1660235), (85, 664094), (170, 332047), (223, 253130), (446, 126565), (1115, 50626), (1489, 37910), (2230, 25313), (2978, 18955), (3791, 14890), (7445, 7582)]