1899500

素因数分解:

$2^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:179

約数の個数: 48

約数和(自身を含む): 4324320

約数和(自身を除く): 2424820

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 125, 131, 145, 250, 262, 290, 500, 524, 580, 655, 725, 1310, 1450, 2620, 2900, 3275, 3625, 3799, 6550, 7250, 7598, 13100, 14500, 15196, 16375, 18995, 32750, 37990, 65500, 75980, 94975, 189950, 379900, 474875, 949750, 1899500]

約数ペア:

[(1, 1899500), (2, 949750), (4, 474875), (5, 379900), (10, 189950), (20, 94975), (25, 75980), (29, 65500), (50, 37990), (58, 32750), (100, 18995), (116, 16375), (125, 15196), (131, 14500), (145, 13100), (250, 7598), (262, 7250), (290, 6550), (500, 3799), (524, 3625), (580, 3275), (655, 2900), (725, 2620), (1310, 1450)]