12555920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12073}}^1$

素因数の和:12099

約数の個数: 40

約数和(自身を含む): 31440696

約数和(自身を除く): 18884776

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 12073, 24146, 48292, 60365, 96584, 120730, 156949, 193168, 241460, 313898, 482920, 627796, 784745, 965840, 1255592, 1569490, 2511184, 3138980, 6277960, 12555920]

約数ペア:

[(1, 12555920), (2, 6277960), (4, 3138980), (5, 2511184), (8, 1569490), (10, 1255592), (13, 965840), (16, 784745), (20, 627796), (26, 482920), (40, 313898), (52, 241460), (65, 193168), (80, 156949), (104, 120730), (130, 96584), (208, 60365), (260, 48292), (520, 24146), (1040, 12073)]