212884.0000000

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{5399}}^1$

素因数の和:5435

約数の個数: 40

約数和(自身を含む): 24105600

約数和(自身を除く): 14171440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 5399, 10798, 21596, 26995, 43192, 53990, 86384, 107980, 124177, 215960, 248354, 431920, 496708, 620885, 993416, 1241770, 1986832, 2483540, 4967080, 9934160]

約数ペア:

[(1, 9934160), (2, 4967080), (4, 2483540), (5, 1986832), (8, 1241770), (10, 993416), (16, 620885), (20, 496708), (23, 431920), (40, 248354), (46, 215960), (80, 124177), (92, 107980), (115, 86384), (184, 53990), (230, 43192), (368, 26995), (460, 21596), (920, 10798), (1840, 5399)]