805040

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{347}}^1$

素因数の和:389

約数の個数: 40

約数和(自身を含む): 1941840

約数和(自身を除く): 1136800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 347, 464, 580, 694, 1160, 1388, 1735, 2320, 2776, 3470, 5552, 6940, 10063, 13880, 20126, 27760, 40252, 50315, 80504, 100630, 161008, 201260, 402520, 805040]

約数ペア:

[(1, 805040), (2, 402520), (4, 201260), (5, 161008), (8, 100630), (10, 80504), (16, 50315), (20, 40252), (29, 27760), (40, 20126), (58, 13880), (80, 10063), (116, 6940), (145, 5552), (232, 3470), (290, 2776), (347, 2320), (464, 1735), (580, 1388), (694, 1160)]