11665640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{683}}^1$

素因数の和:762

約数の個数: 64

約数和(自身を含む): 30533760

約数和(自身を除く): 18868120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 244, 280, 305, 427, 488, 610, 683, 854, 1220, 1366, 1708, 2135, 2440, 2732, 3415, 3416, 4270, 4781, 5464, 6830, 8540, 9562, 13660, 17080, 19124, 23905, 27320, 38248, 41663, 47810, 83326, 95620, 166652, 191240, 208315, 291641, 333304, 416630, 583282, 833260, 1166564, 1458205, 1666520, 2333128, 2916410, 5832820, 11665640]

約数ペア:

[(1, 11665640), (2, 5832820), (4, 2916410), (5, 2333128), (7, 1666520), (8, 1458205), (10, 1166564), (14, 833260), (20, 583282), (28, 416630), (35, 333304), (40, 291641), (56, 208315), (61, 191240), (70, 166652), (122, 95620), (140, 83326), (244, 47810), (280, 41663), (305, 38248), (427, 27320), (488, 23905), (610, 19124), (683, 17080), (854, 13660), (1220, 9562), (1366, 8540), (1708, 6830), (2135, 5464), (2440, 4781), (2732, 4270), (3415, 3416)]