27400131780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{65238409}}^1$

素因数の和:65238428

約数の個数: 48

約数和(自身を含む): 87680423040

約数和(自身を除く): 60280291260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 65238409, 130476818, 195715227, 260953636, 326192045, 391430454, 456668863, 652384090, 782860908, 913337726, 978576135, 1304768180, 1370006589, 1826675452, 1957152270, 2283344315, 2740013178, 3914304540, 4566688630, 5480026356, 6850032945, 9133377260, 13700065890, 27400131780]

約数ペア:

[(1, 27400131780), (2, 13700065890), (3, 9133377260), (4, 6850032945), (5, 5480026356), (6, 4566688630), (7, 3914304540), (10, 2740013178), (12, 2283344315), (14, 1957152270), (15, 1826675452), (20, 1370006589), (21, 1304768180), (28, 978576135), (30, 913337726), (35, 782860908), (42, 652384090), (60, 456668863), (70, 391430454), (84, 326192045), (105, 260953636), (140, 195715227), (210, 130476818), (420, 65238409)]