838461712

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{643}}^1$

素因数の和:932

約数の個数: 80

約数和(自身を含む): 1839882240

約数和(自身を除く): 1001420528

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 124, 176, 239, 248, 341, 478, 496, 643, 682, 956, 1286, 1364, 1912, 2572, 2629, 2728, 3824, 5144, 5258, 5456, 7073, 7409, 10288, 10516, 14146, 14818, 19933, 21032, 28292, 29636, 39866, 42064, 56584, 59272, 79732, 81499, 113168, 118544, 153677, 159464, 162998, 219263, 307354, 318928, 325996, 438526, 614708, 651992, 877052, 1229416, 1303984, 1690447, 1754104, 2458832, 3380894, 3508208, 4763987, 6761788, 9527974, 13523576, 19055948, 27047152, 38111896, 52403857, 76223792, 104807714, 209615428, 419230856, 838461712]

約数ペア:

[(1, 838461712), (2, 419230856), (4, 209615428), (8, 104807714), (11, 76223792), (16, 52403857), (22, 38111896), (31, 27047152), (44, 19055948), (62, 13523576), (88, 9527974), (124, 6761788), (176, 4763987), (239, 3508208), (248, 3380894), (341, 2458832), (478, 1754104), (496, 1690447), (643, 1303984), (682, 1229416), (956, 877052), (1286, 651992), (1364, 614708), (1912, 438526), (2572, 325996), (2629, 318928), (2728, 307354), (3824, 219263), (5144, 162998), (5258, 159464), (5456, 153677), (7073, 118544), (7409, 113168), (10288, 81499), (10516, 79732), (14146, 59272), (14818, 56584), (19933, 42064), (21032, 39866), (28292, 29636)]