8198680

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:161

約数の個数: 96

約数和(自身を含む): 22161600

約数和(自身を除く): 13962920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 49, 56, 70, 89, 94, 98, 140, 178, 188, 196, 235, 245, 280, 329, 356, 376, 392, 445, 470, 490, 623, 658, 712, 890, 940, 980, 1246, 1316, 1645, 1780, 1880, 1960, 2303, 2492, 2632, 3115, 3290, 3560, 4183, 4361, 4606, 4984, 6230, 6580, 8366, 8722, 9212, 11515, 12460, 13160, 16732, 17444, 18424, 20915, 21805, 23030, 24920, 29281, 33464, 34888, 41830, 43610, 46060, 58562, 83660, 87220, 92120, 117124, 146405, 167320, 174440, 204967, 234248, 292810, 409934, 585620, 819868, 1024835, 1171240, 1639736, 2049670, 4099340, 8198680]

約数ペア:

[(1, 8198680), (2, 4099340), (4, 2049670), (5, 1639736), (7, 1171240), (8, 1024835), (10, 819868), (14, 585620), (20, 409934), (28, 292810), (35, 234248), (40, 204967), (47, 174440), (49, 167320), (56, 146405), (70, 117124), (89, 92120), (94, 87220), (98, 83660), (140, 58562), (178, 46060), (188, 43610), (196, 41830), (235, 34888), (245, 33464), (280, 29281), (329, 24920), (356, 23030), (376, 21805), (392, 20915), (445, 18424), (470, 17444), (490, 16732), (623, 13160), (658, 12460), (712, 11515), (890, 9212), (940, 8722), (980, 8366), (1246, 6580), (1316, 6230), (1645, 4984), (1780, 4606), (1880, 4361), (1960, 4183), (2303, 3560), (2492, 3290), (2632, 3115)]