807760

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1$

素因数の和:475

約数の個数: 40

約数和(自身を含む): 1964160

約数和(自身を除く): 1156400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 439, 460, 878, 920, 1756, 1840, 2195, 3512, 4390, 7024, 8780, 10097, 17560, 20194, 35120, 40388, 50485, 80776, 100970, 161552, 201940, 403880, 807760]

約数ペア:

[(1, 807760), (2, 403880), (4, 201940), (5, 161552), (8, 100970), (10, 80776), (16, 50485), (20, 40388), (23, 35120), (40, 20194), (46, 17560), (80, 10097), (92, 8780), (115, 7024), (184, 4390), (230, 3512), (368, 2195), (439, 1840), (460, 1756), (878, 920)]