7687220

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{6301}}^1$

素因数の和:6371

約数の個数: 24

約数和(自身を含む): 16410408

約数和(自身を除く): 8723188

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 6301, 12602, 25204, 31505, 63010, 126020, 384361, 768722, 1537444, 1921805, 3843610, 7687220]

約数ペア:

[(1, 7687220), (2, 3843610), (4, 1921805), (5, 1537444), (10, 768722), (20, 384361), (61, 126020), (122, 63010), (244, 31505), (305, 25204), (610, 12602), (1220, 6301)]