15833620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71971}}^1$

素因数の和:71991

約数の個数: 24

約数和(自身を含む): 36273888

約数和(自身を除く): 20440268

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 71971, 143942, 287884, 359855, 719710, 791681, 1439420, 1583362, 3166724, 3958405, 7916810, 15833620]

約数ペア:

[(1, 15833620), (2, 7916810), (4, 3958405), (5, 3166724), (10, 1583362), (11, 1439420), (20, 791681), (22, 719710), (44, 359855), (55, 287884), (110, 143942), (220, 71971)]