4493250

素因数分解:

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

素因数の和:2020

約数の個数: 48

約数和(自身を含む): 12155832

約数和(自身を除く): 7662582

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 125, 150, 225, 250, 375, 450, 750, 1125, 1997, 2250, 3994, 5991, 9985, 11982, 17973, 19970, 29955, 35946, 49925, 59910, 89865, 99850, 149775, 179730, 249625, 299550, 449325, 499250, 748875, 898650, 1497750, 2246625, 4493250]

約数ペア:

[(1, 4493250), (2, 2246625), (3, 1497750), (5, 898650), (6, 748875), (9, 499250), (10, 449325), (15, 299550), (18, 249625), (25, 179730), (30, 149775), (45, 99850), (50, 89865), (75, 59910), (90, 49925), (125, 35946), (150, 29955), (225, 19970), (250, 17973), (375, 11982), (450, 9985), (750, 5991), (1125, 3994), (1997, 2250)]