1330489660

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{41813}}^1$

素因数の和:41902

約数の個数: 48

約数和(自身を含む): 2936346336

約数和(自身を除く): 1605856676

約数列:

[1, 2, 4, 5, 10, 20, 37, 43, 74, 86, 148, 172, 185, 215, 370, 430, 740, 860, 1591, 3182, 6364, 7955, 15910, 31820, 41813, 83626, 167252, 209065, 418130, 836260, 1547081, 1797959, 3094162, 3595918, 6188324, 7191836, 7735405, 8989795, 15470810, 17979590, 30941620, 35959180, 66524483, 133048966, 266097932, 332622415, 665244830, 1330489660]

約数ペア:

[(1, 1330489660), (2, 665244830), (4, 332622415), (5, 266097932), (10, 133048966), (20, 66524483), (37, 35959180), (43, 30941620), (74, 17979590), (86, 15470810), (148, 8989795), (172, 7735405), (185, 7191836), (215, 6188324), (370, 3595918), (430, 3094162), (740, 1797959), (860, 1547081), (1591, 836260), (3182, 418130), (6364, 209065), (7955, 167252), (15910, 83626), (31820, 41813)]