20409060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{48593}}^1$

素因数の和:48612

約数の個数: 48

約数和(自身を含む): 65310336

約数和(自身を除く): 44901276

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 48593, 97186, 145779, 194372, 242965, 291558, 340151, 485930, 583116, 680302, 728895, 971860, 1020453, 1360604, 1457790, 1700755, 2040906, 2915580, 3401510, 4081812, 5102265, 6803020, 10204530, 20409060]

約数ペア:

[(1, 20409060), (2, 10204530), (3, 6803020), (4, 5102265), (5, 4081812), (6, 3401510), (7, 2915580), (10, 2040906), (12, 1700755), (14, 1457790), (15, 1360604), (20, 1020453), (21, 971860), (28, 728895), (30, 680302), (35, 583116), (42, 485930), (60, 340151), (70, 291558), (84, 242965), (105, 194372), (140, 145779), (210, 97186), (420, 48593)]