1612400

素因数分解:

$2^4\times 5^2\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:186

約数の個数: 60

約数和(自身を含む): 4036200

約数和(自身を除く): 2423800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 40, 50, 58, 80, 100, 116, 139, 145, 200, 232, 278, 290, 400, 464, 556, 580, 695, 725, 1112, 1160, 1390, 1450, 2224, 2320, 2780, 2900, 3475, 4031, 5560, 5800, 6950, 8062, 11120, 11600, 13900, 16124, 20155, 27800, 32248, 40310, 55600, 64496, 80620, 100775, 161240, 201550, 322480, 403100, 806200, 1612400]

約数ペア:

[(1, 1612400), (2, 806200), (4, 403100), (5, 322480), (8, 201550), (10, 161240), (16, 100775), (20, 80620), (25, 64496), (29, 55600), (40, 40310), (50, 32248), (58, 27800), (80, 20155), (100, 16124), (116, 13900), (139, 11600), (145, 11120), (200, 8062), (232, 6950), (278, 5800), (290, 5560), (400, 4031), (464, 3475), (556, 2900), (580, 2780), (695, 2320), (725, 2224), (1112, 1450), (1160, 1390)]