38399880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{13913}}^1$

素因数の和:13950

約数の個数: 64

約数和(自身を含む): 120216960

約数和(自身を除く): 81817080

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, 13913, 27826, 41739, 55652, 69565, 83478, 111304, 139130, 166956, 208695, 278260, 319999, 333912, 417390, 556520, 639998, 834780, 959997, 1279996, 1599995, 1669560, 1919994, 2559992, 3199990, 3839988, 4799985, 6399980, 7679976, 9599970, 12799960, 19199940, 38399880]

約数ペア:

[(1, 38399880), (2, 19199940), (3, 12799960), (4, 9599970), (5, 7679976), (6, 6399980), (8, 4799985), (10, 3839988), (12, 3199990), (15, 2559992), (20, 1919994), (23, 1669560), (24, 1599995), (30, 1279996), (40, 959997), (46, 834780), (60, 639998), (69, 556520), (92, 417390), (115, 333912), (120, 319999), (138, 278260), (184, 208695), (230, 166956), (276, 139130), (345, 111304), (460, 83478), (552, 69565), (690, 55652), (920, 41739), (1380, 27826), (2760, 13913)]