2671448840

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{25423}}^1$

素因数の和:25542

約数の個数: 64

約数和(自身を含む): 6260405760

約数和(自身を除く): 3588956920

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 71, 74, 142, 148, 185, 284, 296, 355, 370, 568, 710, 740, 1420, 1480, 2627, 2840, 5254, 10508, 13135, 21016, 25423, 26270, 50846, 52540, 101692, 105080, 127115, 203384, 254230, 508460, 940651, 1016920, 1805033, 1881302, 3610066, 3762604, 4703255, 7220132, 7525208, 9025165, 9406510, 14440264, 18050330, 18813020, 36100660, 37626040, 66786221, 72201320, 133572442, 267144884, 333931105, 534289768, 667862210, 1335724420, 2671448840]

約数ペア:

[(1, 2671448840), (2, 1335724420), (4, 667862210), (5, 534289768), (8, 333931105), (10, 267144884), (20, 133572442), (37, 72201320), (40, 66786221), (71, 37626040), (74, 36100660), (142, 18813020), (148, 18050330), (185, 14440264), (284, 9406510), (296, 9025165), (355, 7525208), (370, 7220132), (568, 4703255), (710, 3762604), (740, 3610066), (1420, 1881302), (1480, 1805033), (2627, 1016920), (2840, 940651), (5254, 508460), (10508, 254230), (13135, 203384), (21016, 127115), (25423, 105080), (26270, 101692), (50846, 52540)]