17693620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2689}}^1$

素因数の和:2752

約数の個数: 48

約数和(自身を含む): 43384320

約数和(自身を除く): 25690700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 2689, 3290, 5378, 6580, 10756, 13445, 18823, 26890, 37646, 53780, 75292, 94115, 126383, 188230, 252766, 376460, 505532, 631915, 884681, 1263830, 1769362, 2527660, 3538724, 4423405, 8846810, 17693620]

約数ペア:

[(1, 17693620), (2, 8846810), (4, 4423405), (5, 3538724), (7, 2527660), (10, 1769362), (14, 1263830), (20, 884681), (28, 631915), (35, 505532), (47, 376460), (70, 252766), (94, 188230), (140, 126383), (188, 94115), (235, 75292), (329, 53780), (470, 37646), (658, 26890), (940, 18823), (1316, 13445), (1645, 10756), (2689, 6580), (3290, 5378)]