8188880

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{2089}}^1$

素因数の和:2116

約数の個数: 60

約数和(自身を含む): 22158180

約数和(自身を除く): 13969300

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 2089, 3920, 4178, 8356, 10445, 14623, 16712, 20890, 29246, 33424, 41780, 58492, 73115, 83560, 102361, 116984, 146230, 167120, 204722, 233968, 292460, 409444, 511805, 584920, 818888, 1023610, 1169840, 1637776, 2047220, 4094440, 8188880]

約数ペア:

[(1, 8188880), (2, 4094440), (4, 2047220), (5, 1637776), (7, 1169840), (8, 1023610), (10, 818888), (14, 584920), (16, 511805), (20, 409444), (28, 292460), (35, 233968), (40, 204722), (49, 167120), (56, 146230), (70, 116984), (80, 102361), (98, 83560), (112, 73115), (140, 58492), (196, 41780), (245, 33424), (280, 29246), (392, 20890), (490, 16712), (560, 14623), (784, 10445), (980, 8356), (1960, 4178), (2089, 3920)]