2045187580

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{563}}^1\times {\mathrm{4909}}^1$

素因数の和:5518

約数の個数: 48

約数和(自身を含む): 4419707040

約数和(自身を除く): 2374519460

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 563, 740, 1126, 2252, 2815, 4909, 5630, 9818, 11260, 19636, 20831, 24545, 41662, 49090, 83324, 98180, 104155, 181633, 208310, 363266, 416620, 726532, 908165, 1816330, 2763767, 3632660, 5527534, 11055068, 13818835, 27637670, 55275340, 102259379, 204518758, 409037516, 511296895, 1022593790, 2045187580]

約数ペア:

[(1, 2045187580), (2, 1022593790), (4, 511296895), (5, 409037516), (10, 204518758), (20, 102259379), (37, 55275340), (74, 27637670), (148, 13818835), (185, 11055068), (370, 5527534), (563, 3632660), (740, 2763767), (1126, 1816330), (2252, 908165), (2815, 726532), (4909, 416620), (5630, 363266), (9818, 208310), (11260, 181633), (19636, 104155), (20831, 98180), (24545, 83324), (41662, 49090)]