19256520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6977}}^1$

素因数の和:7014

約数の個数: 64

約数和(自身を含む): 60289920

約数和(自身を除く): 41033400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 6977, 13954, 20931, 27908, 34885, 41862, 55816, 69770, 83724, 104655, 139540, 160471, 167448, 209310, 279080, 320942, 418620, 481413, 641884, 802355, 837240, 962826, 1283768, 1604710, 1925652, 2407065, 3209420, 3851304, 4814130, 6418840, 9628260, 19256520]

約数ペア:

[(1, 19256520), (2, 9628260), (3, 6418840), (4, 4814130), (5, 3851304), (6, 3209420), (8, 2407065), (10, 1925652), (12, 1604710), (15, 1283768), (20, 962826), (23, 837240), (24, 802355), (30, 641884), (40, 481413), (46, 418620), (60, 320942), (69, 279080), (92, 209310), (115, 167448), (120, 160471), (138, 139540), (184, 104655), (230, 83724), (276, 69770), (345, 55816), (460, 41862), (552, 34885), (690, 27908), (920, 20931), (1380, 13954), (2760, 6977)]