22885640

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:330

約数の個数: 64

約数和(自身を含む): 54054000

約数和(自身を除く): 31168360

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 109, 116, 145, 181, 218, 232, 290, 362, 436, 545, 580, 724, 872, 905, 1090, 1160, 1448, 1810, 2180, 3161, 3620, 4360, 5249, 6322, 7240, 10498, 12644, 15805, 19729, 20996, 25288, 26245, 31610, 39458, 41992, 52490, 63220, 78916, 98645, 104980, 126440, 157832, 197290, 209960, 394580, 572141, 789160, 1144282, 2288564, 2860705, 4577128, 5721410, 11442820, 22885640]

約数ペア:

[(1, 22885640), (2, 11442820), (4, 5721410), (5, 4577128), (8, 2860705), (10, 2288564), (20, 1144282), (29, 789160), (40, 572141), (58, 394580), (109, 209960), (116, 197290), (145, 157832), (181, 126440), (218, 104980), (232, 98645), (290, 78916), (362, 63220), (436, 52490), (545, 41992), (580, 39458), (724, 31610), (872, 26245), (905, 25288), (1090, 20996), (1160, 19729), (1448, 15805), (1810, 12644), (2180, 10498), (3161, 7240), (3620, 6322), (4360, 5249)]