2906291240

素因数分解:

$2^3\times 5^1\times {\mathrm{72657281}}^1$

素因数の和:72657292

約数の個数: 16

約数和(自身を含む): 6539155380

約数和(自身を除く): 3632864140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 72657281, 145314562, 290629124, 363286405, 581258248, 726572810, 1453145620, 2906291240]

約数ペア:

[(1, 2906291240), (2, 1453145620), (4, 726572810), (5, 581258248), (8, 363286405), (10, 290629124), (20, 145314562), (40, 72657281)]