19739760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{233}}^1\times {\mathrm{353}}^1$

素因数の和:602

約数の個数: 80

約数和(自身を含む): 61629984

約数和(自身を除く): 41890224

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 233, 240, 353, 466, 699, 706, 932, 1059, 1165, 1398, 1412, 1765, 1864, 2118, 2330, 2796, 2824, 3495, 3530, 3728, 4236, 4660, 5295, 5592, 5648, 6990, 7060, 8472, 9320, 10590, 11184, 13980, 14120, 16944, 18640, 21180, 27960, 28240, 42360, 55920, 82249, 84720, 164498, 246747, 328996, 411245, 493494, 657992, 822490, 986988, 1233735, 1315984, 1644980, 1973976, 2467470, 3289960, 3947952, 4934940, 6579920, 9869880, 19739760]

約数ペア:

[(1, 19739760), (2, 9869880), (3, 6579920), (4, 4934940), (5, 3947952), (6, 3289960), (8, 2467470), (10, 1973976), (12, 1644980), (15, 1315984), (16, 1233735), (20, 986988), (24, 822490), (30, 657992), (40, 493494), (48, 411245), (60, 328996), (80, 246747), (120, 164498), (233, 84720), (240, 82249), (353, 55920), (466, 42360), (699, 28240), (706, 27960), (932, 21180), (1059, 18640), (1165, 16944), (1398, 14120), (1412, 13980), (1765, 11184), (1864, 10590), (2118, 9320), (2330, 8472), (2796, 7060), (2824, 6990), (3495, 5648), (3530, 5592), (3728, 5295), (4236, 4660)]