8248780

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 18156096

約数和(自身を除く): 9907316

約数列:

[1, 2, 4, 5, 10, 20, 37, 71, 74, 142, 148, 157, 185, 284, 314, 355, 370, 628, 710, 740, 785, 1420, 1570, 2627, 3140, 5254, 5809, 10508, 11147, 11618, 13135, 22294, 23236, 26270, 29045, 44588, 52540, 55735, 58090, 111470, 116180, 222940, 412439, 824878, 1649756, 2062195, 4124390, 8248780]

約数ペア:

[(1, 8248780), (2, 4124390), (4, 2062195), (5, 1649756), (10, 824878), (20, 412439), (37, 222940), (71, 116180), (74, 111470), (142, 58090), (148, 55735), (157, 52540), (185, 44588), (284, 29045), (314, 26270), (355, 23236), (370, 22294), (628, 13135), (710, 11618), (740, 11147), (785, 10508), (1420, 5809), (1570, 5254), (2627, 3140)]