22490780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3761}}^1$

素因数の和:3806

約数の個数: 48

約数和(自身を含む): 53089344

約数和(自身を除く): 30598564

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2990, 3761, 5980, 7522, 15044, 18805, 37610, 48893, 75220, 86503, 97786, 173006, 195572, 244465, 346012, 432515, 488930, 865030, 977860, 1124539, 1730060, 2249078, 4498156, 5622695, 11245390, 22490780]

約数ペア:

[(1, 22490780), (2, 11245390), (4, 5622695), (5, 4498156), (10, 2249078), (13, 1730060), (20, 1124539), (23, 977860), (26, 865030), (46, 488930), (52, 432515), (65, 346012), (92, 244465), (115, 195572), (130, 173006), (230, 97786), (260, 86503), (299, 75220), (460, 48893), (598, 37610), (1196, 18805), (1495, 15044), (2990, 7522), (3761, 5980)]