16993140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3989}}^1$

素因数の和:4072

約数の個数: 48

約数和(自身を含む): 48263040

約数和(自身を除く): 31269900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 3989, 4260, 7978, 11967, 15956, 19945, 23934, 39890, 47868, 59835, 79780, 119670, 239340, 283219, 566438, 849657, 1132876, 1416095, 1699314, 2832190, 3398628, 4248285, 5664380, 8496570, 16993140]

約数ペア:

[(1, 16993140), (2, 8496570), (3, 5664380), (4, 4248285), (5, 3398628), (6, 2832190), (10, 1699314), (12, 1416095), (15, 1132876), (20, 849657), (30, 566438), (60, 283219), (71, 239340), (142, 119670), (213, 79780), (284, 59835), (355, 47868), (426, 39890), (710, 23934), (852, 19945), (1065, 15956), (1420, 11967), (2130, 7978), (3989, 4260)]