20175080800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{3602693}}^1$

素因数の和:3602720

約数の個数: 72

約数和(自身を含む): 56288491056

約数和(自身を除く): 36113410256

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 350, 400, 560, 700, 800, 1120, 1400, 2800, 5600, 3602693, 7205386, 14410772, 18013465, 25218851, 28821544, 36026930, 50437702, 57643088, 72053860, 90067325, 100875404, 115286176, 126094255, 144107720, 180134650, 201750808, 252188510, 288215440, 360269300, 403501616, 504377020, 576430880, 630471275, 720538600, 807003232, 1008754040, 1260942550, 1441077200, 2017508080, 2521885100, 2882154400, 4035016160, 5043770200, 10087540400, 20175080800]

約数ペア:

[(1, 20175080800), (2, 10087540400), (4, 5043770200), (5, 4035016160), (7, 2882154400), (8, 2521885100), (10, 2017508080), (14, 1441077200), (16, 1260942550), (20, 1008754040), (25, 807003232), (28, 720538600), (32, 630471275), (35, 576430880), (40, 504377020), (50, 403501616), (56, 360269300), (70, 288215440), (80, 252188510), (100, 201750808), (112, 180134650), (140, 144107720), (160, 126094255), (175, 115286176), (200, 100875404), (224, 90067325), (280, 72053860), (350, 57643088), (400, 50437702), (560, 36026930), (700, 28821544), (800, 25218851), (1120, 18013465), (1400, 14410772), (2800, 7205386), (5600, 3602693)]