9783280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1$

素因数の和:458

約数の個数: 80

約数和(自身を含む): 25623360

約数和(自身を除く): 15840080

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, 368, 409, 460, 520, 598, 818, 920, 1040, 1196, 1495, 1636, 1840, 2045, 2392, 2990, 3272, 4090, 4784, 5317, 5980, 6544, 8180, 9407, 10634, 11960, 16360, 18814, 21268, 23920, 26585, 32720, 37628, 42536, 47035, 53170, 75256, 85072, 94070, 106340, 122291, 150512, 188140, 212680, 244582, 376280, 425360, 489164, 611455, 752560, 978328, 1222910, 1956656, 2445820, 4891640, 9783280]

約数ペア:

[(1, 9783280), (2, 4891640), (4, 2445820), (5, 1956656), (8, 1222910), (10, 978328), (13, 752560), (16, 611455), (20, 489164), (23, 425360), (26, 376280), (40, 244582), (46, 212680), (52, 188140), (65, 150512), (80, 122291), (92, 106340), (104, 94070), (115, 85072), (130, 75256), (184, 53170), (208, 47035), (230, 42536), (260, 37628), (299, 32720), (368, 26585), (409, 23920), (460, 21268), (520, 18814), (598, 16360), (818, 11960), (920, 10634), (1040, 9407), (1196, 8180), (1495, 6544), (1636, 5980), (1840, 5317), (2045, 4784), (2392, 4090), (2990, 3272)]