42893440

素因数分解:

$2^7\times 5^1\times {\mathrm{67021}}^1$

素因数の和:67040

約数の個数: 32

約数和(自身を含む): 102543660

約数和(自身を除く): 59650220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 67021, 134042, 268084, 335105, 536168, 670210, 1072336, 1340420, 2144672, 2680840, 4289344, 5361680, 8578688, 10723360, 21446720, 42893440]

約数ペア:

[(1, 42893440), (2, 21446720), (4, 10723360), (5, 8578688), (8, 5361680), (10, 4289344), (16, 2680840), (20, 2144672), (32, 1340420), (40, 1072336), (64, 670210), (80, 536168), (128, 335105), (160, 268084), (320, 134042), (640, 67021)]