1209500

素因数分解:

$2^2\times 5^3\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:119

約数の個数: 48

約数和(自身を含む): 2751840

約数和(自身を除く): 1542340

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 59, 82, 100, 118, 125, 164, 205, 236, 250, 295, 410, 500, 590, 820, 1025, 1180, 1475, 2050, 2419, 2950, 4100, 4838, 5125, 5900, 7375, 9676, 10250, 12095, 14750, 20500, 24190, 29500, 48380, 60475, 120950, 241900, 302375, 604750, 1209500]

約数ペア:

[(1, 1209500), (2, 604750), (4, 302375), (5, 241900), (10, 120950), (20, 60475), (25, 48380), (41, 29500), (50, 24190), (59, 20500), (82, 14750), (100, 12095), (118, 10250), (125, 9676), (164, 7375), (205, 5900), (236, 5125), (250, 4838), (295, 4100), (410, 2950), (500, 2419), (590, 2050), (820, 1475), (1025, 1180)]