19725182960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2071973}}^1$

素因数の和:2072010

約数の個数: 80

約数和(自身を含む): 55495751616

約数和(自身を除く): 35770568656

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 2380, 4760, 9520, 2071973, 4143946, 8287892, 10359865, 14503811, 16575784, 20719730, 29007622, 33151568, 35223541, 41439460, 58015244, 70447082, 72519055, 82878920, 116030488, 140894164, 145038110, 165757840, 176117705, 232060976, 246564787, 281788328, 290076220, 352235410, 493129574, 563576656, 580152440, 704470820, 986259148, 1160304880, 1232823935, 1408941640, 1972518296, 2465647870, 2817883280, 3945036592, 4931295740, 9862591480, 19725182960]

約数ペア:

[(1, 19725182960), (2, 9862591480), (4, 4931295740), (5, 3945036592), (7, 2817883280), (8, 2465647870), (10, 1972518296), (14, 1408941640), (16, 1232823935), (17, 1160304880), (20, 986259148), (28, 704470820), (34, 580152440), (35, 563576656), (40, 493129574), (56, 352235410), (68, 290076220), (70, 281788328), (80, 246564787), (85, 232060976), (112, 176117705), (119, 165757840), (136, 145038110), (140, 140894164), (170, 116030488), (238, 82878920), (272, 72519055), (280, 70447082), (340, 58015244), (476, 41439460), (560, 35223541), (595, 33151568), (680, 29007622), (952, 20719730), (1190, 16575784), (1360, 14503811), (1904, 10359865), (2380, 8287892), (4760, 4143946), (9520, 2071973)]