30926920

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{9787}}^1$

素因数の和:9877

約数の個数: 32

約数和(自身を含む): 70473600

約数和(自身を除く): 39546680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 9787, 19574, 39148, 48935, 78296, 97870, 195740, 391480, 773173, 1546346, 3092692, 3865865, 6185384, 7731730, 15463460, 30926920]

約数ペア:

[(1, 30926920), (2, 15463460), (4, 7731730), (5, 6185384), (8, 3865865), (10, 3092692), (20, 1546346), (40, 773173), (79, 391480), (158, 195740), (316, 97870), (395, 78296), (632, 48935), (790, 39148), (1580, 19574), (3160, 9787)]