2917500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{389}}^1$

素因数の和:416

約数の個数: 60

約数和(自身を含む): 8528520

約数和(自身を除く): 5611020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 389, 500, 625, 750, 778, 1167, 1250, 1500, 1556, 1875, 1945, 2334, 2500, 3750, 3890, 4668, 5835, 7500, 7780, 9725, 11670, 19450, 23340, 29175, 38900, 48625, 58350, 97250, 116700, 145875, 194500, 243125, 291750, 486250, 583500, 729375, 972500, 1458750, 2917500]

約数ペア:

[(1, 2917500), (2, 1458750), (3, 972500), (4, 729375), (5, 583500), (6, 486250), (10, 291750), (12, 243125), (15, 194500), (20, 145875), (25, 116700), (30, 97250), (50, 58350), (60, 48625), (75, 38900), (100, 29175), (125, 23340), (150, 19450), (250, 11670), (300, 9725), (375, 7780), (389, 7500), (500, 5835), (625, 4668), (750, 3890), (778, 3750), (1167, 2500), (1250, 2334), (1500, 1945), (1556, 1875)]