40874820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13903}}^1$

素因数の和:13929

約数の個数: 72

約数和(自身を含む): 133144704

約数和(自身を除く): 92269884

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 13903, 27806, 41709, 55612, 69515, 83418, 97321, 139030, 166836, 194642, 208545, 278060, 291963, 389284, 417090, 486605, 583926, 681247, 834180, 973210, 1167852, 1362494, 1459815, 1946420, 2043741, 2724988, 2919630, 3406235, 4087482, 5839260, 6812470, 8174964, 10218705, 13624940, 20437410, 40874820]

約数ペア:

[(1, 40874820), (2, 20437410), (3, 13624940), (4, 10218705), (5, 8174964), (6, 6812470), (7, 5839260), (10, 4087482), (12, 3406235), (14, 2919630), (15, 2724988), (20, 2043741), (21, 1946420), (28, 1459815), (30, 1362494), (35, 1167852), (42, 973210), (49, 834180), (60, 681247), (70, 583926), (84, 486605), (98, 417090), (105, 389284), (140, 291963), (147, 278060), (196, 208545), (210, 194642), (245, 166836), (294, 139030), (420, 97321), (490, 83418), (588, 69515), (735, 55612), (980, 41709), (1470, 27806), (2940, 13903)]