40306280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3511}}^1$

素因数の和:3570

約数の個数: 64

約数和(自身を含む): 106202880

約数和(自身を除く): 65896600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 280, 287, 328, 410, 574, 820, 1148, 1435, 1640, 2296, 2870, 3511, 5740, 7022, 11480, 14044, 17555, 24577, 28088, 35110, 49154, 70220, 98308, 122885, 140440, 143951, 196616, 245770, 287902, 491540, 575804, 719755, 983080, 1007657, 1151608, 1439510, 2015314, 2879020, 4030628, 5038285, 5758040, 8061256, 10076570, 20153140, 40306280]

約数ペア:

[(1, 40306280), (2, 20153140), (4, 10076570), (5, 8061256), (7, 5758040), (8, 5038285), (10, 4030628), (14, 2879020), (20, 2015314), (28, 1439510), (35, 1151608), (40, 1007657), (41, 983080), (56, 719755), (70, 575804), (82, 491540), (140, 287902), (164, 245770), (205, 196616), (280, 143951), (287, 140440), (328, 122885), (410, 98308), (574, 70220), (820, 49154), (1148, 35110), (1435, 28088), (1640, 24577), (2296, 17555), (2870, 14044), (3511, 11480), (5740, 7022)]