39802980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{977}}^1$

素因数の和:1093

約数の個数: 96

約数和(自身を含む): 128814336

約数和(自身を除く): 89011356

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 97, 105, 140, 194, 210, 291, 388, 420, 485, 582, 679, 970, 977, 1164, 1358, 1455, 1940, 1954, 2037, 2716, 2910, 2931, 3395, 3908, 4074, 4885, 5820, 5862, 6790, 6839, 8148, 9770, 10185, 11724, 13580, 13678, 14655, 19540, 20370, 20517, 27356, 29310, 34195, 40740, 41034, 58620, 68390, 82068, 94769, 102585, 136780, 189538, 205170, 284307, 379076, 410340, 473845, 568614, 663383, 947690, 1137228, 1326766, 1421535, 1895380, 1990149, 2653532, 2843070, 3316915, 3980298, 5686140, 6633830, 7960596, 9950745, 13267660, 19901490, 39802980]

約数ペア:

[(1, 39802980), (2, 19901490), (3, 13267660), (4, 9950745), (5, 7960596), (6, 6633830), (7, 5686140), (10, 3980298), (12, 3316915), (14, 2843070), (15, 2653532), (20, 1990149), (21, 1895380), (28, 1421535), (30, 1326766), (35, 1137228), (42, 947690), (60, 663383), (70, 568614), (84, 473845), (97, 410340), (105, 379076), (140, 284307), (194, 205170), (210, 189538), (291, 136780), (388, 102585), (420, 94769), (485, 82068), (582, 68390), (679, 58620), (970, 41034), (977, 40740), (1164, 34195), (1358, 29310), (1455, 27356), (1940, 20517), (1954, 20370), (2037, 19540), (2716, 14655), (2910, 13678), (2931, 13580), (3395, 11724), (3908, 10185), (4074, 9770), (4885, 8148), (5820, 6839), (5862, 6790)]