1921360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:140

約数の個数: 80

約数和(自身を含む): 5285376

約数和(自身を除く): 3364016

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 56, 70, 73, 80, 94, 112, 140, 146, 188, 235, 280, 292, 329, 365, 376, 470, 511, 560, 584, 658, 730, 752, 940, 1022, 1168, 1316, 1460, 1645, 1880, 2044, 2555, 2632, 2920, 3290, 3431, 3760, 4088, 5110, 5264, 5840, 6580, 6862, 8176, 10220, 13160, 13724, 17155, 20440, 24017, 26320, 27448, 34310, 40880, 48034, 54896, 68620, 96068, 120085, 137240, 192136, 240170, 274480, 384272, 480340, 960680, 1921360]

約数ペア:

[(1, 1921360), (2, 960680), (4, 480340), (5, 384272), (7, 274480), (8, 240170), (10, 192136), (14, 137240), (16, 120085), (20, 96068), (28, 68620), (35, 54896), (40, 48034), (47, 40880), (56, 34310), (70, 27448), (73, 26320), (80, 24017), (94, 20440), (112, 17155), (140, 13724), (146, 13160), (188, 10220), (235, 8176), (280, 6862), (292, 6580), (329, 5840), (365, 5264), (376, 5110), (470, 4088), (511, 3760), (560, 3431), (584, 3290), (658, 2920), (730, 2632), (752, 2555), (940, 2044), (1022, 1880), (1168, 1645), (1316, 1460)]