7891270

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1013}}^1$

素因数の和:1080

約数の個数: 32

約数和(自身を含む): 15331680

約数和(自身を除く): 7440410

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1013, 1558, 2026, 3895, 5065, 7790, 10130, 19247, 38494, 41533, 83066, 96235, 192470, 207665, 415330, 789127, 1578254, 3945635, 7891270]

約数ペア:

[(1, 7891270), (2, 3945635), (5, 1578254), (10, 789127), (19, 415330), (38, 207665), (41, 192470), (82, 96235), (95, 83066), (190, 41533), (205, 38494), (410, 19247), (779, 10130), (1013, 7790), (1558, 5065), (2026, 3895)]