6720228040

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{673}}^1\times {\mathrm{1307}}^1$

素因数の和:2182

約数の個数: 64

約数和(自身を含む): 15233909760

約数和(自身を除く): 8513681720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 673, 764, 955, 1307, 1346, 1528, 1910, 2614, 2692, 3365, 3820, 5228, 5384, 6535, 6730, 7640, 10456, 13070, 13460, 26140, 26920, 52280, 128543, 249637, 257086, 499274, 514172, 642715, 879611, 998548, 1028344, 1248185, 1285430, 1759222, 1997096, 2496370, 2570860, 3518444, 4398055, 4992740, 5141720, 7036888, 8796110, 9985480, 17592220, 35184440, 168005701, 336011402, 672022804, 840028505, 1344045608, 1680057010, 3360114020, 6720228040]

約数ペア:

[(1, 6720228040), (2, 3360114020), (4, 1680057010), (5, 1344045608), (8, 840028505), (10, 672022804), (20, 336011402), (40, 168005701), (191, 35184440), (382, 17592220), (673, 9985480), (764, 8796110), (955, 7036888), (1307, 5141720), (1346, 4992740), (1528, 4398055), (1910, 3518444), (2614, 2570860), (2692, 2496370), (3365, 1997096), (3820, 1759222), (5228, 1285430), (5384, 1248185), (6535, 1028344), (6730, 998548), (7640, 879611), (10456, 642715), (13070, 514172), (13460, 499274), (26140, 257086), (26920, 249637), (52280, 128543)]