31219190

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^2\times {\mathrm{839}}^1$

素因数の和:968

約数の個数: 24

約数和(自身を含む): 57198960

約数和(自身を除く): 25979770

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 839, 1678, 3721, 4195, 7442, 8390, 18605, 37210, 51179, 102358, 255895, 511790, 3121919, 6243838, 15609595, 31219190]

約数ペア:

[(1, 31219190), (2, 15609595), (5, 6243838), (10, 3121919), (61, 511790), (122, 255895), (305, 102358), (610, 51179), (839, 37210), (1678, 18605), (3721, 8390), (4195, 7442)]