22153160

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{5081}}^1$

素因数の和:5201

約数の個数: 32

約数和(自身を含む): 50311800

約数和(自身を除く): 28158640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 5081, 10162, 20324, 25405, 40648, 50810, 101620, 203240, 553829, 1107658, 2215316, 2769145, 4430632, 5538290, 11076580, 22153160]

約数ペア:

[(1, 22153160), (2, 11076580), (4, 5538290), (5, 4430632), (8, 2769145), (10, 2215316), (20, 1107658), (40, 553829), (109, 203240), (218, 101620), (436, 50810), (545, 40648), (872, 25405), (1090, 20324), (2180, 10162), (4360, 5081)]