201440380

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:319

約数の個数: 96

約数和(自身を含む): 461039040

約数和(自身を除く): 259598660

約数列:

[1, 2, 4, 5, 10, 20, 29, 41, 43, 58, 82, 86, 116, 145, 164, 172, 197, 205, 215, 290, 394, 410, 430, 580, 788, 820, 860, 985, 1189, 1247, 1763, 1970, 2378, 2494, 3526, 3940, 4756, 4988, 5713, 5945, 6235, 7052, 8077, 8471, 8815, 11426, 11890, 12470, 16154, 16942, 17630, 22852, 23780, 24940, 28565, 32308, 33884, 35260, 40385, 42355, 51127, 57130, 80770, 84710, 102254, 114260, 161540, 169420, 204508, 234233, 245659, 255635, 347311, 468466, 491318, 511270, 694622, 936932, 982636, 1022540, 1171165, 1228295, 1389244, 1736555, 2342330, 2456590, 3473110, 4684660, 4913180, 6946220, 10072019, 20144038, 40288076, 50360095, 100720190, 201440380]

約数ペア:

[(1, 201440380), (2, 100720190), (4, 50360095), (5, 40288076), (10, 20144038), (20, 10072019), (29, 6946220), (41, 4913180), (43, 4684660), (58, 3473110), (82, 2456590), (86, 2342330), (116, 1736555), (145, 1389244), (164, 1228295), (172, 1171165), (197, 1022540), (205, 982636), (215, 936932), (290, 694622), (394, 511270), (410, 491318), (430, 468466), (580, 347311), (788, 255635), (820, 245659), (860, 234233), (985, 204508), (1189, 169420), (1247, 161540), (1763, 114260), (1970, 102254), (2378, 84710), (2494, 80770), (3526, 57130), (3940, 51127), (4756, 42355), (4988, 40385), (5713, 35260), (5945, 33884), (6235, 32308), (7052, 28565), (8077, 24940), (8471, 23780), (8815, 22852), (11426, 17630), (11890, 16942), (12470, 16154)]