22419280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21557}}^1$

素因数の和:21583

約数の個数: 40

約数和(自身を含む): 56137032

約数和(自身を除く): 33717752

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 21557, 43114, 86228, 107785, 172456, 215570, 280241, 344912, 431140, 560482, 862280, 1120964, 1401205, 1724560, 2241928, 2802410, 4483856, 5604820, 11209640, 22419280]

約数ペア:

[(1, 22419280), (2, 11209640), (4, 5604820), (5, 4483856), (8, 2802410), (10, 2241928), (13, 1724560), (16, 1401205), (20, 1120964), (26, 862280), (40, 560482), (52, 431140), (65, 344912), (80, 280241), (104, 215570), (130, 172456), (208, 107785), (260, 86228), (520, 43114), (1040, 21557)]