22451860

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{359}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 48988800

約数和(自身を除く): 26536940

約数列:

[1, 2, 4, 5, 10, 20, 53, 59, 106, 118, 212, 236, 265, 295, 359, 530, 590, 718, 1060, 1180, 1436, 1795, 3127, 3590, 6254, 7180, 12508, 15635, 19027, 21181, 31270, 38054, 42362, 62540, 76108, 84724, 95135, 105905, 190270, 211810, 380540, 423620, 1122593, 2245186, 4490372, 5612965, 11225930, 22451860]

約数ペア:

[(1, 22451860), (2, 11225930), (4, 5612965), (5, 4490372), (10, 2245186), (20, 1122593), (53, 423620), (59, 380540), (106, 211810), (118, 190270), (212, 105905), (236, 95135), (265, 84724), (295, 76108), (359, 62540), (530, 42362), (590, 38054), (718, 31270), (1060, 21181), (1180, 19027), (1436, 15635), (1795, 12508), (3127, 7180), (3590, 6254)]