26787440

素因数分解:

$2^4\times 5^1\times {\mathrm{334843}}^1$

素因数の和:334856

約数の個数: 20

約数和(自身を含む): 62280984

約数和(自身を除く): 35493544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 334843, 669686, 1339372, 1674215, 2678744, 3348430, 5357488, 6696860, 13393720, 26787440]

約数ペア:

[(1, 26787440), (2, 13393720), (4, 6696860), (5, 5357488), (8, 3348430), (10, 2678744), (16, 1674215), (20, 1339372), (40, 669686), (80, 334843)]