890809928

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{839}}^1$

素因数の和:1110

約数の個数: 64

約数和(自身を含む): 1827100800

約数和(自身を除く): 936290872

約数列:

[1, 2, 4, 8, 17, 34, 37, 68, 74, 136, 148, 211, 296, 422, 629, 839, 844, 1258, 1678, 1688, 2516, 3356, 3587, 5032, 6712, 7174, 7807, 14263, 14348, 15614, 28526, 28696, 31043, 31228, 57052, 62086, 62456, 114104, 124172, 132719, 177029, 248344, 265438, 354058, 527731, 530876, 708116, 1055462, 1061752, 1416232, 2110924, 3009493, 4221848, 6018986, 6550073, 12037972, 13100146, 24075944, 26200292, 52400584, 111351241, 222702482, 445404964, 890809928]

約数ペア:

[(1, 890809928), (2, 445404964), (4, 222702482), (8, 111351241), (17, 52400584), (34, 26200292), (37, 24075944), (68, 13100146), (74, 12037972), (136, 6550073), (148, 6018986), (211, 4221848), (296, 3009493), (422, 2110924), (629, 1416232), (839, 1061752), (844, 1055462), (1258, 708116), (1678, 530876), (1688, 527731), (2516, 354058), (3356, 265438), (3587, 248344), (5032, 177029), (6712, 132719), (7174, 124172), (7807, 114104), (14263, 62456), (14348, 62086), (15614, 57052), (28526, 31228), (28696, 31043)]