11744720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{491}}^1$

素因数の和:540

約数の個数: 80

約数和(自身を含む): 30748032

約数和(自身を除く): 19003312

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, 460, 491, 520, 598, 920, 982, 1040, 1196, 1495, 1840, 1964, 2392, 2455, 2990, 3928, 4784, 4910, 5980, 6383, 7856, 9820, 11293, 11960, 12766, 19640, 22586, 23920, 25532, 31915, 39280, 45172, 51064, 56465, 63830, 90344, 102128, 112930, 127660, 146809, 180688, 225860, 255320, 293618, 451720, 510640, 587236, 734045, 903440, 1174472, 1468090, 2348944, 2936180, 5872360, 11744720]

約数ペア:

[(1, 11744720), (2, 5872360), (4, 2936180), (5, 2348944), (8, 1468090), (10, 1174472), (13, 903440), (16, 734045), (20, 587236), (23, 510640), (26, 451720), (40, 293618), (46, 255320), (52, 225860), (65, 180688), (80, 146809), (92, 127660), (104, 112930), (115, 102128), (130, 90344), (184, 63830), (208, 56465), (230, 51064), (260, 45172), (299, 39280), (368, 31915), (460, 25532), (491, 23920), (520, 22586), (598, 19640), (920, 12766), (982, 11960), (1040, 11293), (1196, 9820), (1495, 7856), (1840, 6383), (1964, 5980), (2392, 4910), (2455, 4784), (2990, 3928)]