340692080

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{59981}}^1$

素因数の和:60065

約数の個数: 40

約数和(自身を含む): 803278944

約数和(自身を除く): 462586864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 59981, 119962, 239924, 299905, 479848, 599810, 959696, 1199620, 2399240, 4258651, 4798480, 8517302, 17034604, 21293255, 34069208, 42586510, 68138416, 85173020, 170346040, 340692080]

約数ペア:

[(1, 340692080), (2, 170346040), (4, 85173020), (5, 68138416), (8, 42586510), (10, 34069208), (16, 21293255), (20, 17034604), (40, 8517302), (71, 4798480), (80, 4258651), (142, 2399240), (284, 1199620), (355, 959696), (568, 599810), (710, 479848), (1136, 299905), (1420, 239924), (2840, 119962), (5680, 59981)]