40413680

素因数分解:

$2^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{2791}}^1$

素因数の和:2985

約数の個数: 40

約数和(自身を含む): 94514784

約数和(自身を除く): 54101104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 181, 362, 724, 905, 1448, 1810, 2791, 2896, 3620, 5582, 7240, 11164, 13955, 14480, 22328, 27910, 44656, 55820, 111640, 223280, 505171, 1010342, 2020684, 2525855, 4041368, 5051710, 8082736, 10103420, 20206840, 40413680]

約数ペア:

[(1, 40413680), (2, 20206840), (4, 10103420), (5, 8082736), (8, 5051710), (10, 4041368), (16, 2525855), (20, 2020684), (40, 1010342), (80, 505171), (181, 223280), (362, 111640), (724, 55820), (905, 44656), (1448, 27910), (1810, 22328), (2791, 14480), (2896, 13955), (3620, 11164), (5582, 7240)]