71703380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{512167}}^1$

素因数の和:512183

約数の個数: 24

約数和(自身を含む): 172088448

約数和(自身を除く): 100385068

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 512167, 1024334, 2048668, 2560835, 3585169, 5121670, 7170338, 10243340, 14340676, 17925845, 35851690, 71703380]

約数ペア:

[(1, 71703380), (2, 35851690), (4, 17925845), (5, 14340676), (7, 10243340), (10, 7170338), (14, 5121670), (20, 3585169), (28, 2560835), (35, 2048668), (70, 1024334), (140, 512167)]