20571717730

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3217}}^1\times {\mathrm{27803}}^1$

素因数の和:31050

約数の個数: 32

約数和(自身を含む): 38652453504

約数和(自身を除く): 18080735774

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 3217, 6434, 16085, 27803, 32170, 55606, 73991, 139015, 147982, 278030, 369955, 639469, 739910, 1278938, 3197345, 6394690, 89442251, 178884502, 447211255, 894422510, 2057171773, 4114343546, 10285858865, 20571717730]

約数ペア:

[(1, 20571717730), (2, 10285858865), (5, 4114343546), (10, 2057171773), (23, 894422510), (46, 447211255), (115, 178884502), (230, 89442251), (3217, 6394690), (6434, 3197345), (16085, 1278938), (27803, 739910), (32170, 639469), (55606, 369955), (73991, 278030), (139015, 147982)]