28483760

素因数分解:

$2^4\times 5^1\times {\mathrm{463}}^1\times {\mathrm{769}}^1$

素因数の和:1245

約数の個数: 40

約数和(自身を含む): 66454080

約数和(自身を除く): 37970320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 463, 769, 926, 1538, 1852, 2315, 3076, 3704, 3845, 4630, 6152, 7408, 7690, 9260, 12304, 15380, 18520, 30760, 37040, 61520, 356047, 712094, 1424188, 1780235, 2848376, 3560470, 5696752, 7120940, 14241880, 28483760]

約数ペア:

[(1, 28483760), (2, 14241880), (4, 7120940), (5, 5696752), (8, 3560470), (10, 2848376), (16, 1780235), (20, 1424188), (40, 712094), (80, 356047), (463, 61520), (769, 37040), (926, 30760), (1538, 18520), (1852, 15380), (2315, 12304), (3076, 9260), (3704, 7690), (3845, 7408), (4630, 6152)]