20171617900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1516663}}^1$

素因数の和:1516703

約数の個数: 72

約数和(自身を含む): 52658574080

約数和(自身を除く): 32486956180

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 50, 70, 76, 95, 100, 133, 140, 175, 190, 266, 350, 380, 475, 532, 665, 700, 950, 1330, 1900, 2660, 3325, 6650, 13300, 1516663, 3033326, 6066652, 7583315, 10616641, 15166630, 21233282, 28816597, 30333260, 37916575, 42466564, 53083205, 57633194, 75833150, 106166410, 115266388, 144082985, 151666300, 201716179, 212332820, 265416025, 288165970, 403432358, 530832050, 576331940, 720414925, 806864716, 1008580895, 1061664100, 1440829850, 2017161790, 2881659700, 4034323580, 5042904475, 10085808950, 20171617900]

約数ペア:

[(1, 20171617900), (2, 10085808950), (4, 5042904475), (5, 4034323580), (7, 2881659700), (10, 2017161790), (14, 1440829850), (19, 1061664100), (20, 1008580895), (25, 806864716), (28, 720414925), (35, 576331940), (38, 530832050), (50, 403432358), (70, 288165970), (76, 265416025), (95, 212332820), (100, 201716179), (133, 151666300), (140, 144082985), (175, 115266388), (190, 106166410), (266, 75833150), (350, 57633194), (380, 53083205), (475, 42466564), (532, 37916575), (665, 30333260), (700, 28816597), (950, 21233282), (1330, 15166630), (1900, 10616641), (2660, 7583315), (3325, 6066652), (6650, 3033326), (13300, 1516663)]