2812630

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1$

素因数の和:292

約数の個数: 32

約数和(自身を含む): 5372928

約数和(自身を除く): 2560298

約数列:

[1, 2, 5, 10, 31, 43, 62, 86, 155, 211, 215, 310, 422, 430, 1055, 1333, 2110, 2666, 6541, 6665, 9073, 13082, 13330, 18146, 32705, 45365, 65410, 90730, 281263, 562526, 1406315, 2812630]

約数ペア:

[(1, 2812630), (2, 1406315), (5, 562526), (10, 281263), (31, 90730), (43, 65410), (62, 45365), (86, 32705), (155, 18146), (211, 13330), (215, 13082), (310, 9073), (422, 6665), (430, 6541), (1055, 2666), (1333, 2110)]