30764780

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{431}}^1$

素因数の和:566

約数の個数: 48

約数和(自身を含む): 67060224

約数和(自身を除く): 36295444

約数列:

[1, 2, 4, 5, 10, 20, 43, 83, 86, 166, 172, 215, 332, 415, 430, 431, 830, 860, 862, 1660, 1724, 2155, 3569, 4310, 7138, 8620, 14276, 17845, 18533, 35690, 35773, 37066, 71380, 71546, 74132, 92665, 143092, 178865, 185330, 357730, 370660, 715460, 1538239, 3076478, 6152956, 7691195, 15382390, 30764780]

約数ペア:

[(1, 30764780), (2, 15382390), (4, 7691195), (5, 6152956), (10, 3076478), (20, 1538239), (43, 715460), (83, 370660), (86, 357730), (166, 185330), (172, 178865), (215, 143092), (332, 92665), (415, 74132), (430, 71546), (431, 71380), (830, 37066), (860, 35773), (862, 35690), (1660, 18533), (1724, 17845), (2155, 14276), (3569, 8620), (4310, 7138)]