38713280

素因数分解:

$2^6\times 5^1\times {\mathrm{311}}^1\times {\mathrm{389}}^1$

素因数の和:717

約数の個数: 56

約数和(自身を含む): 92720160

約数和(自身を除く): 54006880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 311, 320, 389, 622, 778, 1244, 1555, 1556, 1945, 2488, 3110, 3112, 3890, 4976, 6220, 6224, 7780, 9952, 12440, 12448, 15560, 19904, 24880, 24896, 31120, 49760, 62240, 99520, 120979, 124480, 241958, 483916, 604895, 967832, 1209790, 1935664, 2419580, 3871328, 4839160, 7742656, 9678320, 19356640, 38713280]

約数ペア:

[(1, 38713280), (2, 19356640), (4, 9678320), (5, 7742656), (8, 4839160), (10, 3871328), (16, 2419580), (20, 1935664), (32, 1209790), (40, 967832), (64, 604895), (80, 483916), (160, 241958), (311, 124480), (320, 120979), (389, 99520), (622, 62240), (778, 49760), (1244, 31120), (1555, 24896), (1556, 24880), (1945, 19904), (2488, 15560), (3110, 12448), (3112, 12440), (3890, 9952), (4976, 7780), (6220, 6224)]