49640780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{3253}}^1$

素因数の和:3378

約数の個数: 48

約数和(自身を含む): 120267840

約数和(自身を除く): 70627060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 1090, 1526, 2180, 3052, 3253, 3815, 6506, 7630, 13012, 15260, 16265, 22771, 32530, 45542, 65060, 91084, 113855, 227710, 354577, 455420, 709154, 1418308, 1772885, 2482039, 3545770, 4964078, 7091540, 9928156, 12410195, 24820390, 49640780]

約数ペア:

[(1, 49640780), (2, 24820390), (4, 12410195), (5, 9928156), (7, 7091540), (10, 4964078), (14, 3545770), (20, 2482039), (28, 1772885), (35, 1418308), (70, 709154), (109, 455420), (140, 354577), (218, 227710), (436, 113855), (545, 91084), (763, 65060), (1090, 45542), (1526, 32530), (2180, 22771), (3052, 16265), (3253, 15260), (3815, 13012), (6506, 7630)]