123945920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{55333}}^1$

素因数の和:55357

約数の個数: 56

約数和(自身を含む): 337316064

約数和(自身を除く): 213370144

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 55333, 110666, 221332, 276665, 387331, 442664, 553330, 774662, 885328, 1106660, 1549324, 1770656, 1936655, 2213320, 3098648, 3541312, 3873310, 4426640, 6197296, 7746620, 8853280, 12394592, 15493240, 17706560, 24789184, 30986480, 61972960, 123945920]

約数ペア:

[(1, 123945920), (2, 61972960), (4, 30986480), (5, 24789184), (7, 17706560), (8, 15493240), (10, 12394592), (14, 8853280), (16, 7746620), (20, 6197296), (28, 4426640), (32, 3873310), (35, 3541312), (40, 3098648), (56, 2213320), (64, 1936655), (70, 1770656), (80, 1549324), (112, 1106660), (140, 885328), (160, 774662), (224, 553330), (280, 442664), (320, 387331), (448, 276665), (560, 221332), (1120, 110666), (2240, 55333)]