8197522220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{101681}}^1$

素因数の和:101858

約数の個数: 48

約数和(自身を含む): 17936704800

約数和(自身を除く): 9739182580

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 139, 145, 278, 290, 556, 580, 695, 1390, 2780, 4031, 8062, 16124, 20155, 40310, 80620, 101681, 203362, 406724, 508405, 1016810, 2033620, 2948749, 5897498, 11794996, 14133659, 14743745, 28267318, 29487490, 56534636, 58974980, 70668295, 141336590, 282673180, 409876111, 819752222, 1639504444, 2049380555, 4098761110, 8197522220]

約数ペア:

[(1, 8197522220), (2, 4098761110), (4, 2049380555), (5, 1639504444), (10, 819752222), (20, 409876111), (29, 282673180), (58, 141336590), (116, 70668295), (139, 58974980), (145, 56534636), (278, 29487490), (290, 28267318), (556, 14743745), (580, 14133659), (695, 11794996), (1390, 5897498), (2780, 2948749), (4031, 2033620), (8062, 1016810), (16124, 508405), (20155, 406724), (40310, 203362), (80620, 101681)]