13840020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3343}}^1$

素因数の和:3381

約数の個数: 72

約数和(自身を含む): 43819776

約数和(自身を除く): 29979756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 3343, 4140, 6686, 10029, 13372, 16715, 20058, 30087, 33430, 40116, 50145, 60174, 66860, 76889, 100290, 120348, 150435, 153778, 200580, 230667, 300870, 307556, 384445, 461334, 601740, 692001, 768890, 922668, 1153335, 1384002, 1537780, 2306670, 2768004, 3460005, 4613340, 6920010, 13840020]

約数ペア:

[(1, 13840020), (2, 6920010), (3, 4613340), (4, 3460005), (5, 2768004), (6, 2306670), (9, 1537780), (10, 1384002), (12, 1153335), (15, 922668), (18, 768890), (20, 692001), (23, 601740), (30, 461334), (36, 384445), (45, 307556), (46, 300870), (60, 230667), (69, 200580), (90, 153778), (92, 150435), (115, 120348), (138, 100290), (180, 76889), (207, 66860), (230, 60174), (276, 50145), (345, 40116), (414, 33430), (460, 30087), (690, 20058), (828, 16715), (1035, 13372), (1380, 10029), (2070, 6686), (3343, 4140)]