872607320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1678091}}^1$

素因数の和:1678115

約数の個数: 32

約数和(自身を含む): 2114395920

約数和(自身を除く): 1241788600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 1678091, 3356182, 6712364, 8390455, 13424728, 16780910, 21815183, 33561820, 43630366, 67123640, 87260732, 109075915, 174521464, 218151830, 436303660, 872607320]

約数ペア:

[(1, 872607320), (2, 436303660), (4, 218151830), (5, 174521464), (8, 109075915), (10, 87260732), (13, 67123640), (20, 43630366), (26, 33561820), (40, 21815183), (52, 16780910), (65, 13424728), (104, 8390455), (130, 6712364), (260, 3356182), (520, 1678091)]