18561200

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{947}}^1$

素因数の和:979

約数の個数: 90

約数和(自身を含む): 51928596

約数和(自身を除く): 33367396

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 700, 784, 947, 980, 1225, 1400, 1894, 1960, 2450, 2800, 3788, 3920, 4735, 4900, 6629, 7576, 9470, 9800, 13258, 15152, 18940, 19600, 23675, 26516, 33145, 37880, 46403, 47350, 53032, 66290, 75760, 92806, 94700, 106064, 132580, 165725, 185612, 189400, 232015, 265160, 331450, 371224, 378800, 464030, 530320, 662900, 742448, 928060, 1160075, 1325800, 1856120, 2320150, 2651600, 3712240, 4640300, 9280600, 18561200]

約数ペア:

[(1, 18561200), (2, 9280600), (4, 4640300), (5, 3712240), (7, 2651600), (8, 2320150), (10, 1856120), (14, 1325800), (16, 1160075), (20, 928060), (25, 742448), (28, 662900), (35, 530320), (40, 464030), (49, 378800), (50, 371224), (56, 331450), (70, 265160), (80, 232015), (98, 189400), (100, 185612), (112, 165725), (140, 132580), (175, 106064), (196, 94700), (200, 92806), (245, 75760), (280, 66290), (350, 53032), (392, 47350), (400, 46403), (490, 37880), (560, 33145), (700, 26516), (784, 23675), (947, 19600), (980, 18940), (1225, 15152), (1400, 13258), (1894, 9800), (1960, 9470), (2450, 7576), (2800, 6629), (3788, 4900), (3920, 4735)]