168403460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{443167}}^1$

素因数の和:443195

約数の個数: 24

約数和(自身を含む): 372261120

約数和(自身を除く): 203857660

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 443167, 886334, 1772668, 2215835, 4431670, 8420173, 8863340, 16840346, 33680692, 42100865, 84201730, 168403460]

約数ペア:

[(1, 168403460), (2, 84201730), (4, 42100865), (5, 33680692), (10, 16840346), (19, 8863340), (20, 8420173), (38, 4431670), (76, 2215835), (95, 1772668), (190, 886334), (380, 443167)]