70639220

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{57901}}^1$

素因数の和:57971

約数の個数: 24

約数和(自身を含む): 150776808

約数和(自身を除く): 80137588

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 57901, 115802, 231604, 289505, 579010, 1158020, 3531961, 7063922, 14127844, 17659805, 35319610, 70639220]

約数ペア:

[(1, 70639220), (2, 35319610), (4, 17659805), (5, 14127844), (10, 7063922), (20, 3531961), (61, 1158020), (122, 579010), (244, 289505), (305, 231604), (610, 115802), (1220, 57901)]