7921160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15233}}^1$

素因数の和:15257

約数の個数: 32

約数和(自身を含む): 19194840

約数和(自身を除く): 11273680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 15233, 30466, 60932, 76165, 121864, 152330, 198029, 304660, 396058, 609320, 792116, 990145, 1584232, 1980290, 3960580, 7921160]

約数ペア:

[(1, 7921160), (2, 3960580), (4, 1980290), (5, 1584232), (8, 990145), (10, 792116), (13, 609320), (20, 396058), (26, 304660), (40, 198029), (52, 152330), (65, 121864), (104, 76165), (130, 60932), (260, 30466), (520, 15233)]