20536500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{13691}}^1$

素因数の和:13713

約数の個数: 48

約数和(自身を含む): 59806656

約数和(自身を除く): 39270156

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 500, 750, 1500, 13691, 27382, 41073, 54764, 68455, 82146, 136910, 164292, 205365, 273820, 342275, 410730, 684550, 821460, 1026825, 1369100, 1711375, 2053650, 3422750, 4107300, 5134125, 6845500, 10268250, 20536500]

約数ペア:

[(1, 20536500), (2, 10268250), (3, 6845500), (4, 5134125), (5, 4107300), (6, 3422750), (10, 2053650), (12, 1711375), (15, 1369100), (20, 1026825), (25, 821460), (30, 684550), (50, 410730), (60, 342275), (75, 273820), (100, 205365), (125, 164292), (150, 136910), (250, 82146), (300, 68455), (375, 54764), (500, 41073), (750, 27382), (1500, 13691)]