187220360

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{28027}}^1$

素因数の和:28205

約数の個数: 32

約数和(自身を含む): 423783360

約数和(自身を除く): 236563000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1336, 1670, 3340, 6680, 28027, 56054, 112108, 140135, 224216, 280270, 560540, 1121080, 4680509, 9361018, 18722036, 23402545, 37444072, 46805090, 93610180, 187220360]

約数ペア:

[(1, 187220360), (2, 93610180), (4, 46805090), (5, 37444072), (8, 23402545), (10, 18722036), (20, 9361018), (40, 4680509), (167, 1121080), (334, 560540), (668, 280270), (835, 224216), (1336, 140135), (1670, 112108), (3340, 56054), (6680, 28027)]