40306000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{2879}}^1$

素因数の和:2909

約数の個数: 80

約数和(自身を含む): 111421440

約数和(自身を除く): 71115440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 175, 200, 250, 280, 350, 400, 500, 560, 700, 875, 1000, 1400, 1750, 2000, 2800, 2879, 3500, 5758, 7000, 11516, 14000, 14395, 20153, 23032, 28790, 40306, 46064, 57580, 71975, 80612, 100765, 115160, 143950, 161224, 201530, 230320, 287900, 322448, 359875, 403060, 503825, 575800, 719750, 806120, 1007650, 1151600, 1439500, 1612240, 2015300, 2519125, 2879000, 4030600, 5038250, 5758000, 8061200, 10076500, 20153000, 40306000]

約数ペア:

[(1, 40306000), (2, 20153000), (4, 10076500), (5, 8061200), (7, 5758000), (8, 5038250), (10, 4030600), (14, 2879000), (16, 2519125), (20, 2015300), (25, 1612240), (28, 1439500), (35, 1151600), (40, 1007650), (50, 806120), (56, 719750), (70, 575800), (80, 503825), (100, 403060), (112, 359875), (125, 322448), (140, 287900), (175, 230320), (200, 201530), (250, 161224), (280, 143950), (350, 115160), (400, 100765), (500, 80612), (560, 71975), (700, 57580), (875, 46064), (1000, 40306), (1400, 28790), (1750, 23032), (2000, 20153), (2800, 14395), (2879, 14000), (3500, 11516), (5758, 7000)]