187823780

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{140167}}^1$

素因数の和:140243

約数の個数: 24

約数和(自身を含む): 400319808

約数和(自身を除く): 212496028

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 140167, 280334, 560668, 700835, 1401670, 2803340, 9391189, 18782378, 37564756, 46955945, 93911890, 187823780]

約数ペア:

[(1, 187823780), (2, 93911890), (4, 46955945), (5, 37564756), (10, 18782378), (20, 9391189), (67, 2803340), (134, 1401670), (268, 700835), (335, 560668), (670, 280334), (1340, 140167)]