16173640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1229}}^1$

素因数の和:1294

約数の個数: 64

約数和(自身を含む): 42508800

約数和(自身を除く): 26335160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 329, 376, 470, 658, 940, 1229, 1316, 1645, 1880, 2458, 2632, 3290, 4916, 6145, 6580, 8603, 9832, 12290, 13160, 17206, 24580, 34412, 43015, 49160, 57763, 68824, 86030, 115526, 172060, 231052, 288815, 344120, 404341, 462104, 577630, 808682, 1155260, 1617364, 2021705, 2310520, 3234728, 4043410, 8086820, 16173640]

約数ペア:

[(1, 16173640), (2, 8086820), (4, 4043410), (5, 3234728), (7, 2310520), (8, 2021705), (10, 1617364), (14, 1155260), (20, 808682), (28, 577630), (35, 462104), (40, 404341), (47, 344120), (56, 288815), (70, 231052), (94, 172060), (140, 115526), (188, 86030), (235, 68824), (280, 57763), (329, 49160), (376, 43015), (470, 34412), (658, 24580), (940, 17206), (1229, 13160), (1316, 12290), (1645, 9832), (1880, 8603), (2458, 6580), (2632, 6145), (3290, 4916)]