39460000

素因数分解:

$2^5\times 5^4\times {\mathrm{1973}}^1$

素因数の和:2003

約数の個数: 60

約数和(自身を含む): 97126722

約数和(自身を除く): 57666722

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 625, 800, 1000, 1250, 1973, 2000, 2500, 3946, 4000, 5000, 7892, 9865, 10000, 15784, 19730, 20000, 31568, 39460, 49325, 63136, 78920, 98650, 157840, 197300, 246625, 315680, 394600, 493250, 789200, 986500, 1233125, 1578400, 1973000, 2466250, 3946000, 4932500, 7892000, 9865000, 19730000, 39460000]

約数ペア:

[(1, 39460000), (2, 19730000), (4, 9865000), (5, 7892000), (8, 4932500), (10, 3946000), (16, 2466250), (20, 1973000), (25, 1578400), (32, 1233125), (40, 986500), (50, 789200), (80, 493250), (100, 394600), (125, 315680), (160, 246625), (200, 197300), (250, 157840), (400, 98650), (500, 78920), (625, 63136), (800, 49325), (1000, 39460), (1250, 31568), (1973, 20000), (2000, 19730), (2500, 15784), (3946, 10000), (4000, 9865), (5000, 7892)]