15413480

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{6317}}^1$

素因数の和:6389

約数の個数: 32

約数和(自身を含む): 35254440

約数和(自身を除く): 19840960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 6317, 12634, 25268, 31585, 50536, 63170, 126340, 252680, 385337, 770674, 1541348, 1926685, 3082696, 3853370, 7706740, 15413480]

約数ペア:

[(1, 15413480), (2, 7706740), (4, 3853370), (5, 3082696), (8, 1926685), (10, 1541348), (20, 770674), (40, 385337), (61, 252680), (122, 126340), (244, 63170), (305, 50536), (488, 31585), (610, 25268), (1220, 12634), (2440, 6317)]