28250580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2999}}^1$

素因数の和:3168

約数の個数: 48

約数和(自身を含む): 79632000

約数和(自身を除く): 51381420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 314, 471, 628, 785, 942, 1570, 1884, 2355, 2999, 3140, 4710, 5998, 8997, 9420, 11996, 14995, 17994, 29990, 35988, 44985, 59980, 89970, 179940, 470843, 941686, 1412529, 1883372, 2354215, 2825058, 4708430, 5650116, 7062645, 9416860, 14125290, 28250580]

約数ペア:

[(1, 28250580), (2, 14125290), (3, 9416860), (4, 7062645), (5, 5650116), (6, 4708430), (10, 2825058), (12, 2354215), (15, 1883372), (20, 1412529), (30, 941686), (60, 470843), (157, 179940), (314, 89970), (471, 59980), (628, 44985), (785, 35988), (942, 29990), (1570, 17994), (1884, 14995), (2355, 11996), (2999, 9420), (3140, 8997), (4710, 5998)]