31232220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{2467}}^1$

素因数の和:2690

約数の個数: 48

約数和(自身を含む): 87900288

約数和(自身を除く): 56668068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 211, 422, 633, 844, 1055, 1266, 2110, 2467, 2532, 3165, 4220, 4934, 6330, 7401, 9868, 12335, 12660, 14802, 24670, 29604, 37005, 49340, 74010, 148020, 520537, 1041074, 1561611, 2082148, 2602685, 3123222, 5205370, 6246444, 7808055, 10410740, 15616110, 31232220]

約数ペア:

[(1, 31232220), (2, 15616110), (3, 10410740), (4, 7808055), (5, 6246444), (6, 5205370), (10, 3123222), (12, 2602685), (15, 2082148), (20, 1561611), (30, 1041074), (60, 520537), (211, 148020), (422, 74010), (633, 49340), (844, 37005), (1055, 29604), (1266, 24670), (2110, 14802), (2467, 12660), (2532, 12335), (3165, 9868), (4220, 7401), (4934, 6330)]