101238440

素因数分解:

$2^3\times 5^1\times {\mathrm{2530961}}^1$

素因数の和:2530972

約数の個数: 16

約数和(自身を含む): 227786580

約数和(自身を除く): 126548140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2530961, 5061922, 10123844, 12654805, 20247688, 25309610, 50619220, 101238440]

約数ペア:

[(1, 101238440), (2, 50619220), (4, 25309610), (5, 20247688), (8, 12654805), (10, 10123844), (20, 5061922), (40, 2530961)]