1720264

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:182

約数の個数: 64

約数和(自身を含む): 4233600

約数和(自身を除く): 2513336

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 34, 52, 56, 68, 91, 104, 119, 136, 139, 182, 221, 238, 278, 364, 442, 476, 556, 728, 884, 952, 973, 1112, 1547, 1768, 1807, 1946, 2363, 3094, 3614, 3892, 4726, 6188, 7228, 7784, 9452, 12376, 12649, 14456, 16541, 18904, 25298, 30719, 33082, 50596, 61438, 66164, 101192, 122876, 132328, 215033, 245752, 430066, 860132, 1720264]

約数ペア:

[(1, 1720264), (2, 860132), (4, 430066), (7, 245752), (8, 215033), (13, 132328), (14, 122876), (17, 101192), (26, 66164), (28, 61438), (34, 50596), (52, 33082), (56, 30719), (68, 25298), (91, 18904), (104, 16541), (119, 14456), (136, 12649), (139, 12376), (182, 9452), (221, 7784), (238, 7228), (278, 6188), (364, 4726), (442, 3892), (476, 3614), (556, 3094), (728, 2363), (884, 1946), (952, 1807), (973, 1768), (1112, 1547)]