2113580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1$

素因数の和:534

約数の個数: 48

約数和(自身を含む): 5246976

約数和(自身を除く): 3133396

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 487, 620, 868, 974, 1085, 1948, 2170, 2435, 3409, 4340, 4870, 6818, 9740, 13636, 15097, 17045, 30194, 34090, 60388, 68180, 75485, 105679, 150970, 211358, 301940, 422716, 528395, 1056790, 2113580]

約数ペア:

[(1, 2113580), (2, 1056790), (4, 528395), (5, 422716), (7, 301940), (10, 211358), (14, 150970), (20, 105679), (28, 75485), (31, 68180), (35, 60388), (62, 34090), (70, 30194), (124, 17045), (140, 15097), (155, 13636), (217, 9740), (310, 6818), (434, 4870), (487, 4340), (620, 3409), (868, 2435), (974, 2170), (1085, 1948)]