491569041580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{641}}^1\times {\mathrm{5717}}^1$

素因数の和:6739

約数の個数: 96

約数和(自身を含む): 1091595476160

約数和(自身を除く): 600026434580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 353, 380, 641, 706, 1282, 1412, 1765, 2564, 3205, 3530, 5717, 6410, 6707, 7060, 11434, 12179, 12820, 13414, 22868, 24358, 26828, 28585, 33535, 48716, 57170, 60895, 67070, 108623, 114340, 121790, 134140, 217246, 226273, 243580, 434492, 452546, 543115, 905092, 1086230, 1131365, 2018101, 2172460, 2262730, 3664597, 4036202, 4299187, 4525460, 7329194, 8072404, 8598374, 10090505, 14658388, 17196748, 18322985, 20181010, 21495935, 36645970, 38343919, 40362020, 42991870, 69627343, 73291940, 76687838, 85983740, 139254686, 153375676, 191719595, 278509372, 348136715, 383439190, 696273430, 766878380, 1293602741, 1392546860, 2587205482, 5174410964, 6468013705, 12936027410, 24578452079, 25872054820, 49156904158, 98313808316, 122892260395, 245784520790, 491569041580]

約数ペア:

[(1, 491569041580), (2, 245784520790), (4, 122892260395), (5, 98313808316), (10, 49156904158), (19, 25872054820), (20, 24578452079), (38, 12936027410), (76, 6468013705), (95, 5174410964), (190, 2587205482), (353, 1392546860), (380, 1293602741), (641, 766878380), (706, 696273430), (1282, 383439190), (1412, 348136715), (1765, 278509372), (2564, 191719595), (3205, 153375676), (3530, 139254686), (5717, 85983740), (6410, 76687838), (6707, 73291940), (7060, 69627343), (11434, 42991870), (12179, 40362020), (12820, 38343919), (13414, 36645970), (22868, 21495935), (24358, 20181010), (26828, 18322985), (28585, 17196748), (33535, 14658388), (48716, 10090505), (57170, 8598374), (60895, 8072404), (67070, 7329194), (108623, 4525460), (114340, 4299187), (121790, 4036202), (134140, 3664597), (217246, 2262730), (226273, 2172460), (243580, 2018101), (434492, 1131365), (452546, 1086230), (543115, 905092)]