6450280

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^2\times {\mathrm{73}}^1$

素因数の和:178

約数の個数: 48

約数和(自身を含む): 15031620

約数和(自身を除く): 8581340

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 73, 94, 146, 188, 235, 292, 365, 376, 470, 584, 730, 940, 1460, 1880, 2209, 2920, 3431, 4418, 6862, 8836, 11045, 13724, 17155, 17672, 22090, 27448, 34310, 44180, 68620, 88360, 137240, 161257, 322514, 645028, 806285, 1290056, 1612570, 3225140, 6450280]

約数ペア:

[(1, 6450280), (2, 3225140), (4, 1612570), (5, 1290056), (8, 806285), (10, 645028), (20, 322514), (40, 161257), (47, 137240), (73, 88360), (94, 68620), (146, 44180), (188, 34310), (235, 27448), (292, 22090), (365, 17672), (376, 17155), (470, 13724), (584, 11045), (730, 8836), (940, 6862), (1460, 4418), (1880, 3431), (2209, 2920)]