20044024

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2503}}^1$

素因数の和:2540

約数の個数: 64

約数和(自身を含む): 50480640

約数和(自身を除く): 30436616

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 2002, 2503, 4004, 5006, 8008, 10012, 17521, 20024, 27533, 32539, 35042, 55066, 65078, 70084, 110132, 130156, 140168, 192731, 220264, 227773, 260312, 357929, 385462, 455546, 715858, 770924, 911092, 1431716, 1541848, 1822184, 2505503, 2863432, 5011006, 10022012, 20044024]

約数ペア:

[(1, 20044024), (2, 10022012), (4, 5011006), (7, 2863432), (8, 2505503), (11, 1822184), (13, 1541848), (14, 1431716), (22, 911092), (26, 770924), (28, 715858), (44, 455546), (52, 385462), (56, 357929), (77, 260312), (88, 227773), (91, 220264), (104, 192731), (143, 140168), (154, 130156), (182, 110132), (286, 70084), (308, 65078), (364, 55066), (572, 35042), (616, 32539), (728, 27533), (1001, 20024), (1144, 17521), (2002, 10012), (2503, 8008), (4004, 5006)]