2989390660

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{191}}^1\times {\mathrm{4801}}^1$

素因数の和:5164

約数の個数: 48

約数和(自身を含む): 6350625792

約数和(自身を除く): 3361235132

約数列:

[1, 2, 4, 5, 10, 20, 163, 191, 326, 382, 652, 764, 815, 955, 1630, 1910, 3260, 3820, 4801, 9602, 19204, 24005, 31133, 48010, 62266, 96020, 124532, 155665, 311330, 622660, 782563, 916991, 1565126, 1833982, 3130252, 3667964, 3912815, 4584955, 7825630, 9169910, 15651260, 18339820, 149469533, 298939066, 597878132, 747347665, 1494695330, 2989390660]

約数ペア:

[(1, 2989390660), (2, 1494695330), (4, 747347665), (5, 597878132), (10, 298939066), (20, 149469533), (163, 18339820), (191, 15651260), (326, 9169910), (382, 7825630), (652, 4584955), (764, 3912815), (815, 3667964), (955, 3130252), (1630, 1833982), (1910, 1565126), (3260, 916991), (3820, 782563), (4801, 622660), (9602, 311330), (19204, 155665), (24005, 124532), (31133, 96020), (48010, 62266)]