203126820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{260419}}^1$

素因数の和:260444

約数の個数: 48

約数和(自身を含む): 612507840

約数和(自身を除く): 409381020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 260419, 520838, 781257, 1041676, 1302095, 1562514, 2604190, 3125028, 3385447, 3906285, 5208380, 6770894, 7812570, 10156341, 13541788, 15625140, 16927235, 20312682, 33854470, 40625364, 50781705, 67708940, 101563410, 203126820]

約数ペア:

[(1, 203126820), (2, 101563410), (3, 67708940), (4, 50781705), (5, 40625364), (6, 33854470), (10, 20312682), (12, 16927235), (13, 15625140), (15, 13541788), (20, 10156341), (26, 7812570), (30, 6770894), (39, 5208380), (52, 3906285), (60, 3385447), (65, 3125028), (78, 2604190), (130, 1562514), (156, 1302095), (195, 1041676), (260, 781257), (390, 520838), (780, 260419)]