194855440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{187361}}^1$

素因数の和:187387

約数の個数: 40

約数和(自身を含む): 487890648

約数和(自身を除く): 293035208

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 187361, 374722, 749444, 936805, 1498888, 1873610, 2435693, 2997776, 3747220, 4871386, 7494440, 9742772, 12178465, 14988880, 19485544, 24356930, 38971088, 48713860, 97427720, 194855440]

約数ペア:

[(1, 194855440), (2, 97427720), (4, 48713860), (5, 38971088), (8, 24356930), (10, 19485544), (13, 14988880), (16, 12178465), (20, 9742772), (26, 7494440), (40, 4871386), (52, 3747220), (65, 2997776), (80, 2435693), (104, 1873610), (130, 1498888), (208, 936805), (260, 749444), (520, 374722), (1040, 187361)]