90856460

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{2081}}^1$

素因数の和:2186

約数の個数: 48

約数和(自身を含む): 199372320

約数和(自身を除く): 108515860

約数列:

[1, 2, 4, 5, 10, 20, 37, 59, 74, 118, 148, 185, 236, 295, 370, 590, 740, 1180, 2081, 2183, 4162, 4366, 8324, 8732, 10405, 10915, 20810, 21830, 41620, 43660, 76997, 122779, 153994, 245558, 307988, 384985, 491116, 613895, 769970, 1227790, 1539940, 2455580, 4542823, 9085646, 18171292, 22714115, 45428230, 90856460]

約数ペア:

[(1, 90856460), (2, 45428230), (4, 22714115), (5, 18171292), (10, 9085646), (20, 4542823), (37, 2455580), (59, 1539940), (74, 1227790), (118, 769970), (148, 613895), (185, 491116), (236, 384985), (295, 307988), (370, 245558), (590, 153994), (740, 122779), (1180, 76997), (2081, 43660), (2183, 41620), (4162, 21830), (4366, 20810), (8324, 10915), (8732, 10405)]