40204010

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{7459}}^1$

素因数の和:7491

約数の個数: 48

約数和(自身を含む): 91847520

約数和(自身を除く): 51643510

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 154, 245, 385, 490, 539, 770, 1078, 2695, 5390, 7459, 14918, 37295, 52213, 74590, 82049, 104426, 164098, 261065, 365491, 410245, 522130, 574343, 730982, 820490, 1148686, 1827455, 2871715, 3654910, 4020401, 5743430, 8040802, 20102005, 40204010]

約数ペア:

[(1, 40204010), (2, 20102005), (5, 8040802), (7, 5743430), (10, 4020401), (11, 3654910), (14, 2871715), (22, 1827455), (35, 1148686), (49, 820490), (55, 730982), (70, 574343), (77, 522130), (98, 410245), (110, 365491), (154, 261065), (245, 164098), (385, 104426), (490, 82049), (539, 74590), (770, 52213), (1078, 37295), (2695, 14918), (5390, 7459)]