311307890

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{3229}}^1$

素因数の和:3578

約数の個数: 32

約数和(自身を含む): 580469760

約数和(自身を除く): 269161870

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 311, 622, 1555, 3110, 3229, 6458, 9641, 16145, 19282, 32290, 48205, 96410, 100099, 200198, 500495, 1000990, 1004219, 2008438, 5021095, 10042190, 31130789, 62261578, 155653945, 311307890]

約数ペア:

[(1, 311307890), (2, 155653945), (5, 62261578), (10, 31130789), (31, 10042190), (62, 5021095), (155, 2008438), (310, 1004219), (311, 1000990), (622, 500495), (1555, 200198), (3110, 100099), (3229, 96410), (6458, 48205), (9641, 32290), (16145, 19282)]