18783420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{8461}}^1$

素因数の和:8510

約数の個数: 48

約数和(自身を含む): 54021408

約数和(自身を除く): 35237988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 8461, 16922, 25383, 33844, 42305, 50766, 84610, 101532, 126915, 169220, 253830, 313057, 507660, 626114, 939171, 1252228, 1565285, 1878342, 3130570, 3756684, 4695855, 6261140, 9391710, 18783420]

約数ペア:

[(1, 18783420), (2, 9391710), (3, 6261140), (4, 4695855), (5, 3756684), (6, 3130570), (10, 1878342), (12, 1565285), (15, 1252228), (20, 939171), (30, 626114), (37, 507660), (60, 313057), (74, 253830), (111, 169220), (148, 126915), (185, 101532), (222, 84610), (370, 50766), (444, 42305), (555, 33844), (740, 25383), (1110, 16922), (2220, 8461)]