63631420

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{487}}^1$

素因数の和:682

約数の個数: 48

約数和(自身を含む): 137733120

約数和(自身を除く): 74101700

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 139, 188, 235, 278, 470, 487, 556, 695, 940, 974, 1390, 1948, 2435, 2780, 4870, 6533, 9740, 13066, 22889, 26132, 32665, 45778, 65330, 67693, 91556, 114445, 130660, 135386, 228890, 270772, 338465, 457780, 676930, 1353860, 3181571, 6363142, 12726284, 15907855, 31815710, 63631420]

約数ペア:

[(1, 63631420), (2, 31815710), (4, 15907855), (5, 12726284), (10, 6363142), (20, 3181571), (47, 1353860), (94, 676930), (139, 457780), (188, 338465), (235, 270772), (278, 228890), (470, 135386), (487, 130660), (556, 114445), (695, 91556), (940, 67693), (974, 65330), (1390, 45778), (1948, 32665), (2435, 26132), (2780, 22889), (4870, 13066), (6533, 9740)]