1442820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:324

約数の個数: 48

約数和(自身を含む): 4092480

約数和(自身を除く): 2649660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 173, 278, 346, 417, 519, 556, 692, 695, 834, 865, 1038, 1390, 1668, 1730, 2076, 2085, 2595, 2780, 3460, 4170, 5190, 8340, 10380, 24047, 48094, 72141, 96188, 120235, 144282, 240470, 288564, 360705, 480940, 721410, 1442820]

約数ペア:

[(1, 1442820), (2, 721410), (3, 480940), (4, 360705), (5, 288564), (6, 240470), (10, 144282), (12, 120235), (15, 96188), (20, 72141), (30, 48094), (60, 24047), (139, 10380), (173, 8340), (278, 5190), (346, 4170), (417, 3460), (519, 2780), (556, 2595), (692, 2085), (695, 2076), (834, 1730), (865, 1668), (1038, 1390)]