2012550140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^2\times {\mathrm{821}}^1$

素因数の和:999

約数の個数: 72

約数和(自身を含む): 4476796128

約数和(自身を除く): 2464245988

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 73, 92, 115, 146, 230, 292, 365, 460, 730, 821, 1460, 1642, 1679, 3284, 3358, 4105, 5329, 6716, 8210, 8395, 10658, 16420, 16790, 18883, 21316, 26645, 33580, 37766, 53290, 59933, 75532, 94415, 106580, 119866, 122567, 188830, 239732, 245134, 299665, 377660, 490268, 599330, 612835, 1198660, 1225670, 1378459, 2451340, 2756918, 4375109, 5513836, 6892295, 8750218, 13784590, 17500436, 21875545, 27569180, 43751090, 87502180, 100627507, 201255014, 402510028, 503137535, 1006275070, 2012550140]

約数ペア:

[(1, 2012550140), (2, 1006275070), (4, 503137535), (5, 402510028), (10, 201255014), (20, 100627507), (23, 87502180), (46, 43751090), (73, 27569180), (92, 21875545), (115, 17500436), (146, 13784590), (230, 8750218), (292, 6892295), (365, 5513836), (460, 4375109), (730, 2756918), (821, 2451340), (1460, 1378459), (1642, 1225670), (1679, 1198660), (3284, 612835), (3358, 599330), (4105, 490268), (5329, 377660), (6716, 299665), (8210, 245134), (8395, 239732), (10658, 188830), (16420, 122567), (16790, 119866), (18883, 106580), (21316, 94415), (26645, 75532), (33580, 59933), (37766, 53290)]