40209400

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{373}}^1$

素因数の和:414

約数の個数: 144

約数和(自身を含む): 118954440

約数和(自身を除く): 78745040

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 35, 40, 44, 49, 50, 55, 56, 70, 77, 88, 98, 100, 110, 140, 154, 175, 196, 200, 220, 245, 275, 280, 308, 350, 373, 385, 392, 440, 490, 539, 550, 616, 700, 746, 770, 980, 1078, 1100, 1225, 1400, 1492, 1540, 1865, 1925, 1960, 2156, 2200, 2450, 2611, 2695, 2984, 3080, 3730, 3850, 4103, 4312, 4900, 5222, 5390, 7460, 7700, 8206, 9325, 9800, 10444, 10780, 13055, 13475, 14920, 15400, 16412, 18277, 18650, 20515, 20888, 21560, 26110, 26950, 28721, 32824, 36554, 37300, 41030, 52220, 53900, 57442, 65275, 73108, 74600, 82060, 91385, 102575, 104440, 107800, 114884, 130550, 143605, 146216, 164120, 182770, 201047, 205150, 229768, 261100, 287210, 365540, 402094, 410300, 456925, 522200, 574420, 718025, 731080, 804188, 820600, 913850, 1005235, 1148840, 1436050, 1608376, 1827700, 2010470, 2872100, 3655400, 4020940, 5026175, 5744200, 8041880, 10052350, 20104700, 40209400]

約数ペア:

[(1, 40209400), (2, 20104700), (4, 10052350), (5, 8041880), (7, 5744200), (8, 5026175), (10, 4020940), (11, 3655400), (14, 2872100), (20, 2010470), (22, 1827700), (25, 1608376), (28, 1436050), (35, 1148840), (40, 1005235), (44, 913850), (49, 820600), (50, 804188), (55, 731080), (56, 718025), (70, 574420), (77, 522200), (88, 456925), (98, 410300), (100, 402094), (110, 365540), (140, 287210), (154, 261100), (175, 229768), (196, 205150), (200, 201047), (220, 182770), (245, 164120), (275, 146216), (280, 143605), (308, 130550), (350, 114884), (373, 107800), (385, 104440), (392, 102575), (440, 91385), (490, 82060), (539, 74600), (550, 73108), (616, 65275), (700, 57442), (746, 53900), (770, 52220), (980, 41030), (1078, 37300), (1100, 36554), (1225, 32824), (1400, 28721), (1492, 26950), (1540, 26110), (1865, 21560), (1925, 20888), (1960, 20515), (2156, 18650), (2200, 18277), (2450, 16412), (2611, 15400), (2695, 14920), (2984, 13475), (3080, 13055), (3730, 10780), (3850, 10444), (4103, 9800), (4312, 9325), (4900, 8206), (5222, 7700), (5390, 7460)]