12079220

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{9901}}^1$

素因数の和:9971

約数の個数: 24

約数和(自身を含む): 25784808

約数和(自身を除く): 13705588

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 9901, 19802, 39604, 49505, 99010, 198020, 603961, 1207922, 2415844, 3019805, 6039610, 12079220]

約数ペア:

[(1, 12079220), (2, 6039610), (4, 3019805), (5, 2415844), (10, 1207922), (20, 603961), (61, 198020), (122, 99010), (244, 49505), (305, 39604), (610, 19802), (1220, 9901)]