4947440

素因数分解:

$2^4\times 5^1\times {\mathrm{61843}}^1$

素因数の和:61856

約数の個数: 20

約数和(自身を含む): 11502984

約数和(自身を除く): 6555544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 61843, 123686, 247372, 309215, 494744, 618430, 989488, 1236860, 2473720, 4947440]

約数ペア:

[(1, 4947440), (2, 2473720), (4, 1236860), (5, 989488), (8, 618430), (10, 494744), (16, 309215), (20, 247372), (40, 123686), (80, 61843)]