17779920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3221}}^1$

素因数の和:3260

約数の個数: 80

約数和(自身を含む): 57532032

約数和(自身を除く): 39752112

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 3221, 5520, 6442, 9663, 12884, 16105, 19326, 25768, 32210, 38652, 48315, 51536, 64420, 74083, 77304, 96630, 128840, 148166, 154608, 193260, 222249, 257680, 296332, 370415, 386520, 444498, 592664, 740830, 773040, 888996, 1111245, 1185328, 1481660, 1777992, 2222490, 2963320, 3555984, 4444980, 5926640, 8889960, 17779920]

約数ペア:

[(1, 17779920), (2, 8889960), (3, 5926640), (4, 4444980), (5, 3555984), (6, 2963320), (8, 2222490), (10, 1777992), (12, 1481660), (15, 1185328), (16, 1111245), (20, 888996), (23, 773040), (24, 740830), (30, 592664), (40, 444498), (46, 386520), (48, 370415), (60, 296332), (69, 257680), (80, 222249), (92, 193260), (115, 154608), (120, 148166), (138, 128840), (184, 96630), (230, 77304), (240, 74083), (276, 64420), (345, 51536), (368, 48315), (460, 38652), (552, 32210), (690, 25768), (920, 19326), (1104, 16105), (1380, 12884), (1840, 9663), (2760, 6442), (3221, 5520)]