11190920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21521}}^1$

素因数の和:21545

約数の個数: 32

約数和(自身を含む): 27117720

約数和(自身を除く): 15926800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 21521, 43042, 86084, 107605, 172168, 215210, 279773, 430420, 559546, 860840, 1119092, 1398865, 2238184, 2797730, 5595460, 11190920]

約数ペア:

[(1, 11190920), (2, 5595460), (4, 2797730), (5, 2238184), (8, 1398865), (10, 1119092), (13, 860840), (20, 559546), (26, 430420), (40, 279773), (52, 215210), (65, 172168), (104, 107605), (130, 86084), (260, 43042), (520, 21521)]