199845160

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{217223}}^1$

素因数の和:217257

約数の個数: 32

約数和(自身を含む): 469203840

約数和(自身を除く): 269358680

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 217223, 434446, 868892, 1086115, 1737784, 2172230, 4344460, 4996129, 8688920, 9992258, 19984516, 24980645, 39969032, 49961290, 99922580, 199845160]

約数ペア:

[(1, 199845160), (2, 99922580), (4, 49961290), (5, 39969032), (8, 24980645), (10, 19984516), (20, 9992258), (23, 8688920), (40, 4996129), (46, 4344460), (92, 2172230), (115, 1737784), (184, 1086115), (230, 868892), (460, 434446), (920, 217223)]