16346400380

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{399277}}^1$

素因数の和:399398

約数の個数: 48

約数和(自身を含む): 36222500160

約数和(自身を除く): 19876099780

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 89, 92, 115, 178, 230, 356, 445, 460, 890, 1780, 2047, 4094, 8188, 10235, 20470, 40940, 399277, 798554, 1597108, 1996385, 3992770, 7985540, 9183371, 18366742, 35535653, 36733484, 45916855, 71071306, 91833710, 142142612, 177678265, 183667420, 355356530, 710713060, 817320019, 1634640038, 3269280076, 4086600095, 8173200190, 16346400380]

約数ペア:

[(1, 16346400380), (2, 8173200190), (4, 4086600095), (5, 3269280076), (10, 1634640038), (20, 817320019), (23, 710713060), (46, 355356530), (89, 183667420), (92, 177678265), (115, 142142612), (178, 91833710), (230, 71071306), (356, 45916855), (445, 36733484), (460, 35535653), (890, 18366742), (1780, 9183371), (2047, 7985540), (4094, 3992770), (8188, 1996385), (10235, 1597108), (20470, 798554), (40940, 399277)]