201390483380

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2647}}^1\times {\mathrm{42743}}^1$

素因数の和:45488

約数の個数: 48

約数和(自身を含む): 427843503360

約数和(自身を除く): 226453019980

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 2647, 5294, 10588, 13235, 26470, 42743, 52940, 85486, 170972, 213715, 235583, 427430, 471166, 854860, 942332, 1177915, 2355830, 3804127, 4711660, 7608254, 15216508, 19020635, 38041270, 76082540, 113140721, 226281442, 452562884, 565703605, 1131407210, 2262814420, 10069524169, 20139048338, 40278096676, 50347620845, 100695241690, 201390483380]

約数ペア:

[(1, 201390483380), (2, 100695241690), (4, 50347620845), (5, 40278096676), (10, 20139048338), (20, 10069524169), (89, 2262814420), (178, 1131407210), (356, 565703605), (445, 452562884), (890, 226281442), (1780, 113140721), (2647, 76082540), (5294, 38041270), (10588, 19020635), (13235, 15216508), (26470, 7608254), (42743, 4711660), (52940, 3804127), (85486, 2355830), (170972, 1177915), (213715, 942332), (235583, 854860), (427430, 471166)]