1966863520

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^2\times {\mathrm{47}}^1\times {\mathrm{311}}^1$

素因数の和:431

約数の個数: 144

約数和(自身を含む): 4930668288

約数和(自身を除く): 2963804768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 47, 58, 80, 94, 116, 145, 160, 188, 232, 235, 290, 311, 376, 464, 470, 580, 622, 752, 841, 928, 940, 1160, 1244, 1363, 1504, 1555, 1682, 1880, 2320, 2488, 2726, 3110, 3364, 3760, 4205, 4640, 4976, 5452, 6220, 6728, 6815, 7520, 8410, 9019, 9952, 10904, 12440, 13456, 13630, 14617, 16820, 18038, 21808, 24880, 26912, 27260, 29234, 33640, 36076, 39527, 43616, 45095, 49760, 54520, 58468, 67280, 72152, 73085, 79054, 90190, 109040, 116936, 134560, 144304, 146170, 158108, 180380, 197635, 218080, 233872, 261551, 288608, 292340, 316216, 360760, 395270, 423893, 467744, 523102, 584680, 632432, 721520, 790540, 847786, 1046204, 1169360, 1264864, 1307755, 1443040, 1581080, 1695572, 2092408, 2119465, 2338720, 2615510, 3162160, 3391144, 4184816, 4238930, 5231020, 6324320, 6782288, 8369632, 8477860, 10462040, 12292897, 13564576, 16955720, 20924080, 24585794, 33911440, 41848160, 49171588, 61464485, 67822880, 98343176, 122928970, 196686352, 245857940, 393372704, 491715880, 983431760, 1966863520]

約数ペア:

[(1, 1966863520), (2, 983431760), (4, 491715880), (5, 393372704), (8, 245857940), (10, 196686352), (16, 122928970), (20, 98343176), (29, 67822880), (32, 61464485), (40, 49171588), (47, 41848160), (58, 33911440), (80, 24585794), (94, 20924080), (116, 16955720), (145, 13564576), (160, 12292897), (188, 10462040), (232, 8477860), (235, 8369632), (290, 6782288), (311, 6324320), (376, 5231020), (464, 4238930), (470, 4184816), (580, 3391144), (622, 3162160), (752, 2615510), (841, 2338720), (928, 2119465), (940, 2092408), (1160, 1695572), (1244, 1581080), (1363, 1443040), (1504, 1307755), (1555, 1264864), (1682, 1169360), (1880, 1046204), (2320, 847786), (2488, 790540), (2726, 721520), (3110, 632432), (3364, 584680), (3760, 523102), (4205, 467744), (4640, 423893), (4976, 395270), (5452, 360760), (6220, 316216), (6728, 292340), (6815, 288608), (7520, 261551), (8410, 233872), (9019, 218080), (9952, 197635), (10904, 180380), (12440, 158108), (13456, 146170), (13630, 144304), (14617, 134560), (16820, 116936), (18038, 109040), (21808, 90190), (24880, 79054), (26912, 73085), (27260, 72152), (29234, 67280), (33640, 58468), (36076, 54520), (39527, 49760), (43616, 45095)]