2730660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{641}}^1$

素因数の和:724

約数の個数: 48

約数和(自身を含む): 7765632

約数和(自身を除く): 5034972

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 641, 710, 852, 1065, 1282, 1420, 1923, 2130, 2564, 3205, 3846, 4260, 6410, 7692, 9615, 12820, 19230, 38460, 45511, 91022, 136533, 182044, 227555, 273066, 455110, 546132, 682665, 910220, 1365330, 2730660]

約数ペア:

[(1, 2730660), (2, 1365330), (3, 910220), (4, 682665), (5, 546132), (6, 455110), (10, 273066), (12, 227555), (15, 182044), (20, 136533), (30, 91022), (60, 45511), (71, 38460), (142, 19230), (213, 12820), (284, 9615), (355, 7692), (426, 6410), (641, 4260), (710, 3846), (852, 3205), (1065, 2564), (1282, 2130), (1420, 1923)]