8010520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:153

約数の個数: 96

約数和(自身を含む): 21628080

約数和(自身を除く): 13617560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 61, 67, 70, 98, 122, 134, 140, 196, 244, 245, 268, 280, 305, 335, 392, 427, 469, 488, 490, 536, 610, 670, 854, 938, 980, 1220, 1340, 1708, 1876, 1960, 2135, 2345, 2440, 2680, 2989, 3283, 3416, 3752, 4087, 4270, 4690, 5978, 6566, 8174, 8540, 9380, 11956, 13132, 14945, 16348, 16415, 17080, 18760, 20435, 23912, 26264, 28609, 29890, 32696, 32830, 40870, 57218, 59780, 65660, 81740, 114436, 119560, 131320, 143045, 163480, 200263, 228872, 286090, 400526, 572180, 801052, 1001315, 1144360, 1602104, 2002630, 4005260, 8010520]

約数ペア:

[(1, 8010520), (2, 4005260), (4, 2002630), (5, 1602104), (7, 1144360), (8, 1001315), (10, 801052), (14, 572180), (20, 400526), (28, 286090), (35, 228872), (40, 200263), (49, 163480), (56, 143045), (61, 131320), (67, 119560), (70, 114436), (98, 81740), (122, 65660), (134, 59780), (140, 57218), (196, 40870), (244, 32830), (245, 32696), (268, 29890), (280, 28609), (305, 26264), (335, 23912), (392, 20435), (427, 18760), (469, 17080), (488, 16415), (490, 16348), (536, 14945), (610, 13132), (670, 11956), (854, 9380), (938, 8540), (980, 8174), (1220, 6566), (1340, 5978), (1708, 4690), (1876, 4270), (1960, 4087), (2135, 3752), (2345, 3416), (2440, 3283), (2680, 2989)]