38506480

素因数分解:

$2^4\times 5^1\times {\mathrm{179}}^1\times {\mathrm{2689}}^1$

素因数の和:2881

約数の個数: 40

約数和(自身を含む): 90061200

約数和(自身を除く): 51554720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 179, 358, 716, 895, 1432, 1790, 2689, 2864, 3580, 5378, 7160, 10756, 13445, 14320, 21512, 26890, 43024, 53780, 107560, 215120, 481331, 962662, 1925324, 2406655, 3850648, 4813310, 7701296, 9626620, 19253240, 38506480]

約数ペア:

[(1, 38506480), (2, 19253240), (4, 9626620), (5, 7701296), (8, 4813310), (10, 3850648), (16, 2406655), (20, 1925324), (40, 962662), (80, 481331), (179, 215120), (358, 107560), (716, 53780), (895, 43024), (1432, 26890), (1790, 21512), (2689, 14320), (2864, 13445), (3580, 10756), (5378, 7160)]