2010235580

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{311}}^1\times {\mathrm{4091}}^1$

素因数の和:4490

約数の個数: 48

約数和(自身を含む): 4289725440

約数和(自身を除く): 2279489860

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 311, 316, 395, 622, 790, 1244, 1555, 1580, 3110, 4091, 6220, 8182, 16364, 20455, 24569, 40910, 49138, 81820, 98276, 122845, 245690, 323189, 491380, 646378, 1272301, 1292756, 1615945, 2544602, 3231890, 5089204, 6361505, 6463780, 12723010, 25446020, 100511779, 201023558, 402047116, 502558895, 1005117790, 2010235580]

約数ペア:

[(1, 2010235580), (2, 1005117790), (4, 502558895), (5, 402047116), (10, 201023558), (20, 100511779), (79, 25446020), (158, 12723010), (311, 6463780), (316, 6361505), (395, 5089204), (622, 3231890), (790, 2544602), (1244, 1615945), (1555, 1292756), (1580, 1272301), (3110, 646378), (4091, 491380), (6220, 323189), (8182, 245690), (16364, 122845), (20455, 98276), (24569, 81820), (40910, 49138)]