70703740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{877}}^1$

素因数の和:1054

約数の個数: 48

約数和(自身を含む): 154879200

約数和(自身を除く): 84175460

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 139, 145, 278, 290, 556, 580, 695, 877, 1390, 1754, 2780, 3508, 4031, 4385, 8062, 8770, 16124, 17540, 20155, 25433, 40310, 50866, 80620, 101732, 121903, 127165, 243806, 254330, 487612, 508660, 609515, 1219030, 2438060, 3535187, 7070374, 14140748, 17675935, 35351870, 70703740]

約数ペア:

[(1, 70703740), (2, 35351870), (4, 17675935), (5, 14140748), (10, 7070374), (20, 3535187), (29, 2438060), (58, 1219030), (116, 609515), (139, 508660), (145, 487612), (278, 254330), (290, 243806), (556, 127165), (580, 121903), (695, 101732), (877, 80620), (1390, 50866), (1754, 40310), (2780, 25433), (3508, 20155), (4031, 17540), (4385, 16124), (8062, 8770)]