1031140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 2439360

約数和(自身を除く): 1408220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 109, 110, 172, 215, 218, 220, 430, 436, 473, 545, 860, 946, 1090, 1199, 1892, 2180, 2365, 2398, 4687, 4730, 4796, 5995, 9374, 9460, 11990, 18748, 23435, 23980, 46870, 51557, 93740, 103114, 206228, 257785, 515570, 1031140]

約数ペア:

[(1, 1031140), (2, 515570), (4, 257785), (5, 206228), (10, 103114), (11, 93740), (20, 51557), (22, 46870), (43, 23980), (44, 23435), (55, 18748), (86, 11990), (109, 9460), (110, 9374), (172, 5995), (215, 4796), (218, 4730), (220, 4687), (430, 2398), (436, 2365), (473, 2180), (545, 1892), (860, 1199), (946, 1090)]