21796400

素因数分解:

$2^4\times 5^2\times {\mathrm{29}}^1\times {\mathrm{1879}}^1$

素因数の和:1926

約数の個数: 60

約数和(自身を含む): 54200400

約数和(自身を除く): 32404000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 40, 50, 58, 80, 100, 116, 145, 200, 232, 290, 400, 464, 580, 725, 1160, 1450, 1879, 2320, 2900, 3758, 5800, 7516, 9395, 11600, 15032, 18790, 30064, 37580, 46975, 54491, 75160, 93950, 108982, 150320, 187900, 217964, 272455, 375800, 435928, 544910, 751600, 871856, 1089820, 1362275, 2179640, 2724550, 4359280, 5449100, 10898200, 21796400]

約数ペア:

[(1, 21796400), (2, 10898200), (4, 5449100), (5, 4359280), (8, 2724550), (10, 2179640), (16, 1362275), (20, 1089820), (25, 871856), (29, 751600), (40, 544910), (50, 435928), (58, 375800), (80, 272455), (100, 217964), (116, 187900), (145, 150320), (200, 108982), (232, 93950), (290, 75160), (400, 54491), (464, 46975), (580, 37580), (725, 30064), (1160, 18790), (1450, 15032), (1879, 11600), (2320, 9395), (2900, 7516), (3758, 5800)]