68920220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{2707}}^1$

素因数の和:2802

約数の個数: 48

約数和(自身を含む): 154680960

約数和(自身を除く): 85760740

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 67, 76, 95, 134, 190, 268, 335, 380, 670, 1273, 1340, 2546, 2707, 5092, 5414, 6365, 10828, 12730, 13535, 25460, 27070, 51433, 54140, 102866, 181369, 205732, 257165, 362738, 514330, 725476, 906845, 1028660, 1813690, 3446011, 3627380, 6892022, 13784044, 17230055, 34460110, 68920220]

約数ペア:

[(1, 68920220), (2, 34460110), (4, 17230055), (5, 13784044), (10, 6892022), (19, 3627380), (20, 3446011), (38, 1813690), (67, 1028660), (76, 906845), (95, 725476), (134, 514330), (190, 362738), (268, 257165), (335, 205732), (380, 181369), (670, 102866), (1273, 54140), (1340, 51433), (2546, 27070), (2707, 25460), (5092, 13535), (5414, 12730), (6365, 10828)]