200119420

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{4951}}^1$

素因数の和:5050

約数の個数: 48

約数和(自身を含む): 439262208

約数和(自身を除く): 239142788

約数列:

[1, 2, 4, 5, 10, 20, 43, 47, 86, 94, 172, 188, 215, 235, 430, 470, 860, 940, 2021, 4042, 4951, 8084, 9902, 10105, 19804, 20210, 24755, 40420, 49510, 99020, 212893, 232697, 425786, 465394, 851572, 930788, 1064465, 1163485, 2128930, 2326970, 4257860, 4653940, 10005971, 20011942, 40023884, 50029855, 100059710, 200119420]

約数ペア:

[(1, 200119420), (2, 100059710), (4, 50029855), (5, 40023884), (10, 20011942), (20, 10005971), (43, 4653940), (47, 4257860), (86, 2326970), (94, 2128930), (172, 1163485), (188, 1064465), (215, 930788), (235, 851572), (430, 465394), (470, 425786), (860, 232697), (940, 212893), (2021, 99020), (4042, 49510), (4951, 40420), (8084, 24755), (9902, 20210), (10105, 19804)]