40420798

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:217

約数の個数: 64

約数和(自身を含む): 75644928

約数和(自身を除く): 35224130

約数列:

[1, 2, 11, 17, 22, 23, 34, 37, 46, 74, 127, 187, 253, 254, 374, 391, 407, 506, 629, 782, 814, 851, 1258, 1397, 1702, 2159, 2794, 2921, 4301, 4318, 4699, 5842, 6919, 8602, 9361, 9398, 13838, 14467, 18722, 23749, 28934, 32131, 47498, 49657, 51689, 64262, 79883, 99314, 103378, 108077, 159137, 159766, 216154, 318274, 546227, 878713, 1092454, 1188847, 1757426, 1837309, 2377694, 3674618, 20210399, 40420798]

約数ペア:

[(1, 40420798), (2, 20210399), (11, 3674618), (17, 2377694), (22, 1837309), (23, 1757426), (34, 1188847), (37, 1092454), (46, 878713), (74, 546227), (127, 318274), (187, 216154), (253, 159766), (254, 159137), (374, 108077), (391, 103378), (407, 99314), (506, 79883), (629, 64262), (782, 51689), (814, 49657), (851, 47498), (1258, 32131), (1397, 28934), (1702, 23749), (2159, 18722), (2794, 14467), (2921, 13838), (4301, 9398), (4318, 9361), (4699, 8602), (5842, 6919)]