40374420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{15649}}^1$

素因数の和:15704

約数の個数: 48

約数和(自身を含む): 115684800

約数和(自身を除く): 75310380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 15649, 31298, 46947, 62596, 78245, 93894, 156490, 187788, 234735, 312980, 469470, 672907, 938940, 1345814, 2018721, 2691628, 3364535, 4037442, 6729070, 8074884, 10093605, 13458140, 20187210, 40374420]

約数ペア:

[(1, 40374420), (2, 20187210), (3, 13458140), (4, 10093605), (5, 8074884), (6, 6729070), (10, 4037442), (12, 3364535), (15, 2691628), (20, 2018721), (30, 1345814), (43, 938940), (60, 672907), (86, 469470), (129, 312980), (172, 234735), (215, 187788), (258, 156490), (430, 93894), (516, 78245), (645, 62596), (860, 46947), (1290, 31298), (2580, 15649)]