27776860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1091}}^1$

素因数の和:1186

約数の個数: 48

約数和(自身を含む): 62375040

約数和(自身を除く): 34598180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 67, 76, 95, 134, 190, 268, 335, 380, 670, 1091, 1273, 1340, 2182, 2546, 4364, 5092, 5455, 6365, 10910, 12730, 20729, 21820, 25460, 41458, 73097, 82916, 103645, 146194, 207290, 292388, 365485, 414580, 730970, 1388843, 1461940, 2777686, 5555372, 6944215, 13888430, 27776860]

約数ペア:

[(1, 27776860), (2, 13888430), (4, 6944215), (5, 5555372), (10, 2777686), (19, 1461940), (20, 1388843), (38, 730970), (67, 414580), (76, 365485), (95, 292388), (134, 207290), (190, 146194), (268, 103645), (335, 82916), (380, 73097), (670, 41458), (1091, 25460), (1273, 21820), (1340, 20729), (2182, 12730), (2546, 10910), (4364, 6365), (5092, 5455)]