20175010

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{953}}^1$

素因数の和:1062

約数の個数: 32

約数和(自身を含む): 38121840

約数和(自身を除く): 17946830

約数列:

[1, 2, 5, 10, 29, 58, 73, 145, 146, 290, 365, 730, 953, 1906, 2117, 4234, 4765, 9530, 10585, 21170, 27637, 55274, 69569, 138185, 139138, 276370, 347845, 695690, 2017501, 4035002, 10087505, 20175010]

約数ペア:

[(1, 20175010), (2, 10087505), (5, 4035002), (10, 2017501), (29, 695690), (58, 347845), (73, 276370), (145, 139138), (146, 138185), (290, 69569), (365, 55274), (730, 27637), (953, 21170), (1906, 10585), (2117, 9530), (4234, 4765)]