40737920

素因数分解:

$2^7\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1201}}^1$

素因数の和:1273

約数の個数: 64

約数和(自身を含む): 99309240

約数和(自身を除く): 58571320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 265, 320, 424, 530, 640, 848, 1060, 1201, 1696, 2120, 2402, 3392, 4240, 4804, 6005, 6784, 8480, 9608, 12010, 16960, 19216, 24020, 33920, 38432, 48040, 63653, 76864, 96080, 127306, 153728, 192160, 254612, 318265, 384320, 509224, 636530, 768640, 1018448, 1273060, 2036896, 2546120, 4073792, 5092240, 8147584, 10184480, 20368960, 40737920]

約数ペア:

[(1, 40737920), (2, 20368960), (4, 10184480), (5, 8147584), (8, 5092240), (10, 4073792), (16, 2546120), (20, 2036896), (32, 1273060), (40, 1018448), (53, 768640), (64, 636530), (80, 509224), (106, 384320), (128, 318265), (160, 254612), (212, 192160), (265, 153728), (320, 127306), (424, 96080), (530, 76864), (640, 63653), (848, 48040), (1060, 38432), (1201, 33920), (1696, 24020), (2120, 19216), (2402, 16960), (3392, 12010), (4240, 9608), (4804, 8480), (6005, 6784)]