1322720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{1181}}^1$

素因数の和:1203

約数の個数: 48

約数和(自身を含む): 3574368

約数和(自身を除く): 2251648

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 1181, 2362, 4724, 5905, 8267, 9448, 11810, 16534, 18896, 23620, 33068, 37792, 41335, 47240, 66136, 82670, 94480, 132272, 165340, 188960, 264544, 330680, 661360, 1322720]

約数ペア:

[(1, 1322720), (2, 661360), (4, 330680), (5, 264544), (7, 188960), (8, 165340), (10, 132272), (14, 94480), (16, 82670), (20, 66136), (28, 47240), (32, 41335), (35, 37792), (40, 33068), (56, 23620), (70, 18896), (80, 16534), (112, 11810), (140, 9448), (160, 8267), (224, 5905), (280, 4724), (560, 2362), (1120, 1181)]