40422400

素因数分解:

$2^{10}\times 5^2\times {\mathrm{1579}}^1$

素因数の和:1609

約数の個数: 66

約数和(自身を含む): 100262060

約数和(自身を除く): 59839660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 1024, 1280, 1579, 1600, 2560, 3158, 3200, 5120, 6316, 6400, 7895, 12632, 12800, 15790, 25264, 25600, 31580, 39475, 50528, 63160, 78950, 101056, 126320, 157900, 202112, 252640, 315800, 404224, 505280, 631600, 808448, 1010560, 1263200, 1616896, 2021120, 2526400, 4042240, 5052800, 8084480, 10105600, 20211200, 40422400]

約数ペア:

[(1, 40422400), (2, 20211200), (4, 10105600), (5, 8084480), (8, 5052800), (10, 4042240), (16, 2526400), (20, 2021120), (25, 1616896), (32, 1263200), (40, 1010560), (50, 808448), (64, 631600), (80, 505280), (100, 404224), (128, 315800), (160, 252640), (200, 202112), (256, 157900), (320, 126320), (400, 101056), (512, 78950), (640, 63160), (800, 50528), (1024, 39475), (1280, 31580), (1579, 25600), (1600, 25264), (2560, 15790), (3158, 12800), (3200, 12632), (5120, 7895), (6316, 6400)]