28466820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{947}}^1$

素因数の和:1129

約数の個数: 72

約数和(自身を含む): 86958144

約数和(自身を除く): 58491324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 167, 180, 334, 501, 668, 835, 947, 1002, 1503, 1670, 1894, 2004, 2505, 2841, 3006, 3340, 3788, 4735, 5010, 5682, 6012, 7515, 8523, 9470, 10020, 11364, 14205, 15030, 17046, 18940, 28410, 30060, 34092, 42615, 56820, 85230, 158149, 170460, 316298, 474447, 632596, 790745, 948894, 1423341, 1581490, 1897788, 2372235, 2846682, 3162980, 4744470, 5693364, 7116705, 9488940, 14233410, 28466820]

約数ペア:

[(1, 28466820), (2, 14233410), (3, 9488940), (4, 7116705), (5, 5693364), (6, 4744470), (9, 3162980), (10, 2846682), (12, 2372235), (15, 1897788), (18, 1581490), (20, 1423341), (30, 948894), (36, 790745), (45, 632596), (60, 474447), (90, 316298), (167, 170460), (180, 158149), (334, 85230), (501, 56820), (668, 42615), (835, 34092), (947, 30060), (1002, 28410), (1503, 18940), (1670, 17046), (1894, 15030), (2004, 14205), (2505, 11364), (2841, 10020), (3006, 9470), (3340, 8523), (3788, 7515), (4735, 6012), (5010, 5682)]