3161620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2053}}^1$

素因数の和:2080

約数の個数: 48

約数和(自身を含む): 8281728

約数和(自身を除く): 5120108

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 2053, 4106, 8212, 10265, 14371, 20530, 22583, 28742, 41060, 45166, 57484, 71855, 90332, 112915, 143710, 158081, 225830, 287420, 316162, 451660, 632324, 790405, 1580810, 3161620]

約数ペア:

[(1, 3161620), (2, 1580810), (4, 790405), (5, 632324), (7, 451660), (10, 316162), (11, 287420), (14, 225830), (20, 158081), (22, 143710), (28, 112915), (35, 90332), (44, 71855), (55, 57484), (70, 45166), (77, 41060), (110, 28742), (140, 22583), (154, 20530), (220, 14371), (308, 10265), (385, 8212), (770, 4106), (1540, 2053)]