30928120

素因数分解:

$2^3\times 5^1\times {\mathrm{701}}^1\times {\mathrm{1103}}^1$

素因数の和:1815

約数の個数: 32

約数和(自身を含む): 69750720

約数和(自身を除く): 38822600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 701, 1103, 1402, 2206, 2804, 3505, 4412, 5515, 5608, 7010, 8824, 11030, 14020, 22060, 28040, 44120, 773203, 1546406, 3092812, 3866015, 6185624, 7732030, 15464060, 30928120]

約数ペア:

[(1, 30928120), (2, 15464060), (4, 7732030), (5, 6185624), (8, 3866015), (10, 3092812), (20, 1546406), (40, 773203), (701, 44120), (1103, 28040), (1402, 22060), (2206, 14020), (2804, 11030), (3505, 8824), (4412, 7010), (5515, 5608)]