40922800

素因数分解:

$2^4\times 5^2\times {\mathrm{263}}^1\times {\mathrm{389}}^1$

素因数の和:670

約数の個数: 60

約数和(自身を含む): 98944560

約数和(自身を除く): 58021760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 263, 389, 400, 526, 778, 1052, 1315, 1556, 1945, 2104, 2630, 3112, 3890, 4208, 5260, 6224, 6575, 7780, 9725, 10520, 13150, 15560, 19450, 21040, 26300, 31120, 38900, 52600, 77800, 102307, 105200, 155600, 204614, 409228, 511535, 818456, 1023070, 1636912, 2046140, 2557675, 4092280, 5115350, 8184560, 10230700, 20461400, 40922800]

約数ペア:

[(1, 40922800), (2, 20461400), (4, 10230700), (5, 8184560), (8, 5115350), (10, 4092280), (16, 2557675), (20, 2046140), (25, 1636912), (40, 1023070), (50, 818456), (80, 511535), (100, 409228), (200, 204614), (263, 155600), (389, 105200), (400, 102307), (526, 77800), (778, 52600), (1052, 38900), (1315, 31120), (1556, 26300), (1945, 21040), (2104, 19450), (2630, 15560), (3112, 13150), (3890, 10520), (4208, 9725), (5260, 7780), (6224, 6575)]