20152510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{1291}}^1$

素因数の和:1528

約数の個数: 32

約数和(自身を含む): 41674752

約数和(自身を除く): 21522242

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 223, 446, 1115, 1291, 1561, 2230, 2582, 3122, 6455, 7805, 9037, 12910, 15610, 18074, 45185, 90370, 287893, 575786, 1439465, 2015251, 2878930, 4030502, 10076255, 20152510]

約数ペア:

[(1, 20152510), (2, 10076255), (5, 4030502), (7, 2878930), (10, 2015251), (14, 1439465), (35, 575786), (70, 287893), (223, 90370), (446, 45185), (1115, 18074), (1291, 15610), (1561, 12910), (2230, 9037), (2582, 7805), (3122, 6455)]