1319267820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1691369}}^1$

素因数の和:1691394

約数の個数: 48

約数和(自身を含む): 3978102240

約数和(自身を除く): 2658834420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 1691369, 3382738, 5074107, 6765476, 8456845, 10148214, 16913690, 20296428, 21987797, 25370535, 33827380, 43975594, 50741070, 65963391, 87951188, 101482140, 109938985, 131926782, 219877970, 263853564, 329816955, 439755940, 659633910, 1319267820]

約数ペア:

[(1, 1319267820), (2, 659633910), (3, 439755940), (4, 329816955), (5, 263853564), (6, 219877970), (10, 131926782), (12, 109938985), (13, 101482140), (15, 87951188), (20, 65963391), (26, 50741070), (30, 43975594), (39, 33827380), (52, 25370535), (60, 21987797), (65, 20296428), (78, 16913690), (130, 10148214), (156, 8456845), (195, 6765476), (260, 5074107), (390, 3382738), (780, 1691369)]