40940480

素因数分解:

$2^6\times 5^1\times 7^3\times {\mathrm{373}}^1$

素因数の和:411

約数の個数: 112

約数和(自身を含む): 113995200

約数和(自身を除く): 73054720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 343, 373, 392, 448, 490, 560, 686, 746, 784, 980, 1120, 1372, 1492, 1568, 1715, 1865, 1960, 2240, 2611, 2744, 2984, 3136, 3430, 3730, 3920, 5222, 5488, 5968, 6860, 7460, 7840, 10444, 10976, 11936, 13055, 13720, 14920, 15680, 18277, 20888, 21952, 23872, 26110, 27440, 29840, 36554, 41776, 52220, 54880, 59680, 73108, 83552, 91385, 104440, 109760, 119360, 127939, 146216, 167104, 182770, 208880, 255878, 292432, 365540, 417760, 511756, 584864, 639695, 731080, 835520, 1023512, 1169728, 1279390, 1462160, 2047024, 2558780, 2924320, 4094048, 5117560, 5848640, 8188096, 10235120, 20470240, 40940480]

約数ペア:

[(1, 40940480), (2, 20470240), (4, 10235120), (5, 8188096), (7, 5848640), (8, 5117560), (10, 4094048), (14, 2924320), (16, 2558780), (20, 2047024), (28, 1462160), (32, 1279390), (35, 1169728), (40, 1023512), (49, 835520), (56, 731080), (64, 639695), (70, 584864), (80, 511756), (98, 417760), (112, 365540), (140, 292432), (160, 255878), (196, 208880), (224, 182770), (245, 167104), (280, 146216), (320, 127939), (343, 119360), (373, 109760), (392, 104440), (448, 91385), (490, 83552), (560, 73108), (686, 59680), (746, 54880), (784, 52220), (980, 41776), (1120, 36554), (1372, 29840), (1492, 27440), (1568, 26110), (1715, 23872), (1865, 21952), (1960, 20888), (2240, 18277), (2611, 15680), (2744, 14920), (2984, 13720), (3136, 13055), (3430, 11936), (3730, 10976), (3920, 10444), (5222, 7840), (5488, 7460), (5968, 6860)]