4099340

素因数分解:

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

素因数の和:159

約数の個数: 72

約数和(自身を含む): 10342080

約数和(自身を除く): 6242740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 49, 70, 89, 94, 98, 140, 178, 188, 196, 235, 245, 329, 356, 445, 470, 490, 623, 658, 890, 940, 980, 1246, 1316, 1645, 1780, 2303, 2492, 3115, 3290, 4183, 4361, 4606, 6230, 6580, 8366, 8722, 9212, 11515, 12460, 16732, 17444, 20915, 21805, 23030, 29281, 41830, 43610, 46060, 58562, 83660, 87220, 117124, 146405, 204967, 292810, 409934, 585620, 819868, 1024835, 2049670, 4099340]

約数ペア:

[(1, 4099340), (2, 2049670), (4, 1024835), (5, 819868), (7, 585620), (10, 409934), (14, 292810), (20, 204967), (28, 146405), (35, 117124), (47, 87220), (49, 83660), (70, 58562), (89, 46060), (94, 43610), (98, 41830), (140, 29281), (178, 23030), (188, 21805), (196, 20915), (235, 17444), (245, 16732), (329, 12460), (356, 11515), (445, 9212), (470, 8722), (490, 8366), (623, 6580), (658, 6230), (890, 4606), (940, 4361), (980, 4183), (1246, 3290), (1316, 3115), (1645, 2492), (1780, 2303)]