426808280

素因数分解:

$2^3\times 5^1\times {\mathrm{1249}}^1\times {\mathrm{8543}}^1$

素因数の和:9803

約数の個数: 32

約数和(自身を含む): 961200000

約数和(自身を除く): 534391720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1249, 2498, 4996, 6245, 8543, 9992, 12490, 17086, 24980, 34172, 42715, 49960, 68344, 85430, 170860, 341720, 10670207, 21340414, 42680828, 53351035, 85361656, 106702070, 213404140, 426808280]

約数ペア:

[(1, 426808280), (2, 213404140), (4, 106702070), (5, 85361656), (8, 53351035), (10, 42680828), (20, 21340414), (40, 10670207), (1249, 341720), (2498, 170860), (4996, 85430), (6245, 68344), (8543, 49960), (9992, 42715), (12490, 34172), (17086, 24980)]