20178662260

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1613}}^1\times {\mathrm{21569}}^1$

素因数の和:23220

約数の個数: 48

約数和(自身を含む): 43865614800

約数和(自身を除く): 23686952540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 1613, 3226, 6452, 8065, 16130, 21569, 32260, 43138, 46777, 86276, 93554, 107845, 187108, 215690, 233885, 431380, 467770, 625501, 935540, 1251002, 2502004, 3127505, 6255010, 12510020, 34790797, 69581594, 139163188, 173953985, 347907970, 695815940, 1008933113, 2017866226, 4035732452, 5044665565, 10089331130, 20178662260]

約数ペア:

[(1, 20178662260), (2, 10089331130), (4, 5044665565), (5, 4035732452), (10, 2017866226), (20, 1008933113), (29, 695815940), (58, 347907970), (116, 173953985), (145, 139163188), (290, 69581594), (580, 34790797), (1613, 12510020), (3226, 6255010), (6452, 3127505), (8065, 2502004), (16130, 1251002), (21569, 935540), (32260, 625501), (43138, 467770), (46777, 431380), (86276, 233885), (93554, 215690), (107845, 187108)]