28565640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{79349}}^1$

素因数の和:79366

約数の個数: 48

約数和(自身を含む): 92839500

約数和(自身を除く): 64273860

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 79349, 158698, 238047, 317396, 396745, 476094, 634792, 714141, 793490, 952188, 1190235, 1428282, 1586980, 1904376, 2380470, 2856564, 3173960, 3570705, 4760940, 5713128, 7141410, 9521880, 14282820, 28565640]

約数ペア:

[(1, 28565640), (2, 14282820), (3, 9521880), (4, 7141410), (5, 5713128), (6, 4760940), (8, 3570705), (9, 3173960), (10, 2856564), (12, 2380470), (15, 1904376), (18, 1586980), (20, 1428282), (24, 1190235), (30, 952188), (36, 793490), (40, 714141), (45, 634792), (60, 476094), (72, 396745), (90, 317396), (120, 238047), (180, 158698), (360, 79349)]