71859220

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{58901}}^1$

素因数の和:58971

約数の個数: 24

約数和(自身を含む): 153380808

約数和(自身を除く): 81521588

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 58901, 117802, 235604, 294505, 589010, 1178020, 3592961, 7185922, 14371844, 17964805, 35929610, 71859220]

約数ペア:

[(1, 71859220), (2, 35929610), (4, 17964805), (5, 14371844), (10, 7185922), (20, 3592961), (61, 1178020), (122, 589010), (244, 294505), (305, 235604), (610, 117802), (1220, 58901)]