20794680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1229}}^1$

素因数の和:1293

約数の個数: 96

約数和(自身を含む): 69076800

約数和(自身を除く): 48282120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 47, 60, 72, 90, 94, 120, 141, 180, 188, 235, 282, 360, 376, 423, 470, 564, 705, 846, 940, 1128, 1229, 1410, 1692, 1880, 2115, 2458, 2820, 3384, 3687, 4230, 4916, 5640, 6145, 7374, 8460, 9832, 11061, 12290, 14748, 16920, 18435, 22122, 24580, 29496, 36870, 44244, 49160, 55305, 57763, 73740, 88488, 110610, 115526, 147480, 173289, 221220, 231052, 288815, 346578, 442440, 462104, 519867, 577630, 693156, 866445, 1039734, 1155260, 1386312, 1732890, 2079468, 2310520, 2599335, 3465780, 4158936, 5198670, 6931560, 10397340, 20794680]

約数ペア:

[(1, 20794680), (2, 10397340), (3, 6931560), (4, 5198670), (5, 4158936), (6, 3465780), (8, 2599335), (9, 2310520), (10, 2079468), (12, 1732890), (15, 1386312), (18, 1155260), (20, 1039734), (24, 866445), (30, 693156), (36, 577630), (40, 519867), (45, 462104), (47, 442440), (60, 346578), (72, 288815), (90, 231052), (94, 221220), (120, 173289), (141, 147480), (180, 115526), (188, 110610), (235, 88488), (282, 73740), (360, 57763), (376, 55305), (423, 49160), (470, 44244), (564, 36870), (705, 29496), (846, 24580), (940, 22122), (1128, 18435), (1229, 16920), (1410, 14748), (1692, 12290), (1880, 11061), (2115, 9832), (2458, 8460), (2820, 7374), (3384, 6145), (3687, 5640), (4230, 4916)]