3639220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13997}}^1$

素因数の和:14019

約数の個数: 24

約数和(自身を含む): 8230824

約数和(自身を除く): 4591604

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 13997, 27994, 55988, 69985, 139970, 181961, 279940, 363922, 727844, 909805, 1819610, 3639220]

約数ペア:

[(1, 3639220), (2, 1819610), (4, 909805), (5, 727844), (10, 363922), (13, 279940), (20, 181961), (26, 139970), (52, 69985), (65, 55988), (130, 27994), (260, 13997)]