201574540

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{4987}}^1$

素因数の和:5086

約数の個数: 48

約数和(自身を含む): 442455552

約数和(自身を除く): 240881012

約数列:

[1, 2, 4, 5, 10, 20, 43, 47, 86, 94, 172, 188, 215, 235, 430, 470, 860, 940, 2021, 4042, 4987, 8084, 9974, 10105, 19948, 20210, 24935, 40420, 49870, 99740, 214441, 234389, 428882, 468778, 857764, 937556, 1072205, 1171945, 2144410, 2343890, 4288820, 4687780, 10078727, 20157454, 40314908, 50393635, 100787270, 201574540]

約数ペア:

[(1, 201574540), (2, 100787270), (4, 50393635), (5, 40314908), (10, 20157454), (20, 10078727), (43, 4687780), (47, 4288820), (86, 2343890), (94, 2144410), (172, 1171945), (188, 1072205), (215, 937556), (235, 857764), (430, 468778), (470, 428882), (860, 234389), (940, 214441), (2021, 99740), (4042, 49870), (4987, 40420), (8084, 24935), (9974, 20210), (10105, 19948)]