1689420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{761}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 4864608

約数和(自身を除く): 3175188

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, 761, 1110, 1522, 2220, 2283, 3044, 3805, 4566, 7610, 9132, 11415, 15220, 22830, 28157, 45660, 56314, 84471, 112628, 140785, 168942, 281570, 337884, 422355, 563140, 844710, 1689420]

約数ペア:

[(1, 1689420), (2, 844710), (3, 563140), (4, 422355), (5, 337884), (6, 281570), (10, 168942), (12, 140785), (15, 112628), (20, 84471), (30, 56314), (37, 45660), (60, 28157), (74, 22830), (111, 15220), (148, 11415), (185, 9132), (222, 7610), (370, 4566), (444, 3805), (555, 3044), (740, 2283), (761, 2220), (1110, 1522)]