40647386

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:159

約数の個数: 64

約数和(自身を含む): 73543680

約数和(自身を除く): 32896294

約数列:

[1, 2, 13, 26, 29, 31, 37, 47, 58, 62, 74, 94, 377, 403, 481, 611, 754, 806, 899, 962, 1073, 1147, 1222, 1363, 1457, 1739, 1798, 2146, 2294, 2726, 2914, 3478, 11687, 13949, 14911, 17719, 18941, 22607, 23374, 27898, 29822, 33263, 35438, 37882, 42253, 45214, 50431, 53909, 66526, 84506, 100862, 107818, 432419, 549289, 655603, 700817, 864838, 1098578, 1311206, 1401634, 1563361, 3126722, 20323693, 40647386]

約数ペア:

[(1, 40647386), (2, 20323693), (13, 3126722), (26, 1563361), (29, 1401634), (31, 1311206), (37, 1098578), (47, 864838), (58, 700817), (62, 655603), (74, 549289), (94, 432419), (377, 107818), (403, 100862), (481, 84506), (611, 66526), (754, 53909), (806, 50431), (899, 45214), (962, 42253), (1073, 37882), (1147, 35438), (1222, 33263), (1363, 29822), (1457, 27898), (1739, 23374), (1798, 22607), (2146, 18941), (2294, 17719), (2726, 14911), (2914, 13949), (3478, 11687)]