986920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2243}}^1$

素因数の和:2265

約数の個数: 32

約数和(自身を含む): 2423520

約数和(自身を除く): 1436600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 2243, 4486, 8972, 11215, 17944, 22430, 24673, 44860, 49346, 89720, 98692, 123365, 197384, 246730, 493460, 986920]

約数ペア:

[(1, 986920), (2, 493460), (4, 246730), (5, 197384), (8, 123365), (10, 98692), (11, 89720), (20, 49346), (22, 44860), (40, 24673), (44, 22430), (55, 17944), (88, 11215), (110, 8972), (220, 4486), (440, 2243)]