1797300

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{1997}}^1$

素因数の和:2017

約数の個数: 54

約数和(自身を含む): 5636358

約数和(自身を除く): 3839058

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 1997, 3994, 5991, 7988, 9985, 11982, 17973, 19970, 23964, 29955, 35946, 39940, 49925, 59910, 71892, 89865, 99850, 119820, 149775, 179730, 199700, 299550, 359460, 449325, 599100, 898650, 1797300]

約数ペア:

[(1, 1797300), (2, 898650), (3, 599100), (4, 449325), (5, 359460), (6, 299550), (9, 199700), (10, 179730), (12, 149775), (15, 119820), (18, 99850), (20, 89865), (25, 71892), (30, 59910), (36, 49925), (45, 39940), (50, 35946), (60, 29955), (75, 23964), (90, 19970), (100, 17973), (150, 11982), (180, 9985), (225, 7988), (300, 5991), (450, 3994), (900, 1997)]