1865430020

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1529041}}^1$

素因数の和:1529111

約数の個数: 24

約数和(自身を含む): 3981625368

約数和(自身を除く): 2116195348

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 1529041, 3058082, 6116164, 7645205, 15290410, 30580820, 93271501, 186543002, 373086004, 466357505, 932715010, 1865430020]

約数ペア:

[(1, 1865430020), (2, 932715010), (4, 466357505), (5, 373086004), (10, 186543002), (20, 93271501), (61, 30580820), (122, 15290410), (244, 7645205), (305, 6116164), (610, 3058082), (1220, 1529041)]