858754580

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{229}}^1\times {\mathrm{1933}}^1$

素因数の和:2268

約数の個数: 48

約数和(自身を含む): 1830879120

約数和(自身を除く): 972124540

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 229, 388, 458, 485, 916, 970, 1145, 1933, 1940, 2290, 3866, 4580, 7732, 9665, 19330, 22213, 38660, 44426, 88852, 111065, 187501, 222130, 375002, 442657, 444260, 750004, 885314, 937505, 1770628, 1875010, 2213285, 3750020, 4426570, 8853140, 42937729, 85875458, 171750916, 214688645, 429377290, 858754580]

約数ペア:

[(1, 858754580), (2, 429377290), (4, 214688645), (5, 171750916), (10, 85875458), (20, 42937729), (97, 8853140), (194, 4426570), (229, 3750020), (388, 2213285), (458, 1875010), (485, 1770628), (916, 937505), (970, 885314), (1145, 750004), (1933, 444260), (1940, 442657), (2290, 375002), (3866, 222130), (4580, 187501), (7732, 111065), (9665, 88852), (19330, 44426), (22213, 38660)]