27629720

素因数分解:

$2^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{2179}}^1$

素因数の和:2507

約数の個数: 32

約数和(自身を含む): 62391600

約数和(自身を除く): 34761880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 317, 634, 1268, 1585, 2179, 2536, 3170, 4358, 6340, 8716, 10895, 12680, 17432, 21790, 43580, 87160, 690743, 1381486, 2762972, 3453715, 5525944, 6907430, 13814860, 27629720]

約数ペア:

[(1, 27629720), (2, 13814860), (4, 6907430), (5, 5525944), (8, 3453715), (10, 2762972), (20, 1381486), (40, 690743), (317, 87160), (634, 43580), (1268, 21790), (1585, 17432), (2179, 12680), (2536, 10895), (3170, 8716), (4358, 6340)]