228728560

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{124309}}^1$

素因数の和:124345

約数の個数: 40

約数和(自身を含む): 554919840

約数和(自身を除く): 326191280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 124309, 248618, 497236, 621545, 994472, 1243090, 1988944, 2486180, 2859107, 4972360, 5718214, 9944720, 11436428, 14295535, 22872856, 28591070, 45745712, 57182140, 114364280, 228728560]

約数ペア:

[(1, 228728560), (2, 114364280), (4, 57182140), (5, 45745712), (8, 28591070), (10, 22872856), (16, 14295535), (20, 11436428), (23, 9944720), (40, 5718214), (46, 4972360), (80, 2859107), (92, 2486180), (115, 1988944), (184, 1243090), (230, 994472), (368, 621545), (460, 497236), (920, 248618), (1840, 124309)]