8443760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1$

素因数の和:402

約数の個数: 80

約数和(自身を含む): 22123584

約数和(自身を除く): 13679824

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 184, 208, 230, 260, 299, 353, 368, 460, 520, 598, 706, 920, 1040, 1196, 1412, 1495, 1765, 1840, 2392, 2824, 2990, 3530, 4589, 4784, 5648, 5980, 7060, 8119, 9178, 11960, 14120, 16238, 18356, 22945, 23920, 28240, 32476, 36712, 40595, 45890, 64952, 73424, 81190, 91780, 105547, 129904, 162380, 183560, 211094, 324760, 367120, 422188, 527735, 649520, 844376, 1055470, 1688752, 2110940, 4221880, 8443760]

約数ペア:

[(1, 8443760), (2, 4221880), (4, 2110940), (5, 1688752), (8, 1055470), (10, 844376), (13, 649520), (16, 527735), (20, 422188), (23, 367120), (26, 324760), (40, 211094), (46, 183560), (52, 162380), (65, 129904), (80, 105547), (92, 91780), (104, 81190), (115, 73424), (130, 64952), (184, 45890), (208, 40595), (230, 36712), (260, 32476), (299, 28240), (353, 23920), (368, 22945), (460, 18356), (520, 16238), (598, 14120), (706, 11960), (920, 9178), (1040, 8119), (1196, 7060), (1412, 5980), (1495, 5648), (1765, 4784), (1840, 4589), (2392, 3530), (2824, 2990)]