508713220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{191}}^1$

素因数の和:425

約数の個数: 96

約数和(自身を含む): 1163796480

約数和(自身を除く): 655083260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 163, 172, 190, 191, 215, 326, 380, 382, 430, 652, 764, 815, 817, 860, 955, 1630, 1634, 1910, 3097, 3260, 3268, 3629, 3820, 4085, 6194, 7009, 7258, 8170, 8213, 12388, 14018, 14516, 15485, 16340, 16426, 18145, 28036, 30970, 31133, 32852, 35045, 36290, 41065, 61940, 62266, 70090, 72580, 82130, 124532, 133171, 140180, 155665, 156047, 164260, 266342, 311330, 312094, 532684, 591527, 622660, 624188, 665855, 780235, 1183054, 1331710, 1338719, 1560470, 2366108, 2663420, 2677438, 2957635, 3120940, 5354876, 5915270, 6693595, 11830540, 13387190, 25435661, 26774380, 50871322, 101742644, 127178305, 254356610, 508713220]

約数ペア:

[(1, 508713220), (2, 254356610), (4, 127178305), (5, 101742644), (10, 50871322), (19, 26774380), (20, 25435661), (38, 13387190), (43, 11830540), (76, 6693595), (86, 5915270), (95, 5354876), (163, 3120940), (172, 2957635), (190, 2677438), (191, 2663420), (215, 2366108), (326, 1560470), (380, 1338719), (382, 1331710), (430, 1183054), (652, 780235), (764, 665855), (815, 624188), (817, 622660), (860, 591527), (955, 532684), (1630, 312094), (1634, 311330), (1910, 266342), (3097, 164260), (3260, 156047), (3268, 155665), (3629, 140180), (3820, 133171), (4085, 124532), (6194, 82130), (7009, 72580), (7258, 70090), (8170, 62266), (8213, 61940), (12388, 41065), (14018, 36290), (14516, 35045), (15485, 32852), (16340, 31133), (16426, 30970), (18145, 28036)]