15698328620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{850397}}^1$

素因数の和:850490

約数の個数: 48

約数和(自身を含む): 36002449728

約数和(自身を除く): 20304121108

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 710, 923, 1420, 1846, 3692, 4615, 9230, 18460, 850397, 1700794, 3401588, 4251985, 8503970, 11055161, 17007940, 22110322, 44220644, 55275805, 60378187, 110551610, 120756374, 221103220, 241512748, 301890935, 603781870, 784916431, 1207563740, 1569832862, 3139665724, 3924582155, 7849164310, 15698328620]

約数ペア:

[(1, 15698328620), (2, 7849164310), (4, 3924582155), (5, 3139665724), (10, 1569832862), (13, 1207563740), (20, 784916431), (26, 603781870), (52, 301890935), (65, 241512748), (71, 221103220), (130, 120756374), (142, 110551610), (260, 60378187), (284, 55275805), (355, 44220644), (710, 22110322), (923, 17007940), (1420, 11055161), (1846, 8503970), (3692, 4251985), (4615, 3401588), (9230, 1700794), (18460, 850397)]