1844142820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{89783}}^1$

素因数の和:89884

約数の個数: 48

約数和(自身を含む): 4223439360

約数和(自身を除く): 2379296540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 790, 1027, 1580, 2054, 4108, 5135, 10270, 20540, 89783, 179566, 359132, 448915, 897830, 1167179, 1795660, 2334358, 4668716, 5835895, 7092857, 11671790, 14185714, 23343580, 28371428, 35464285, 70928570, 92207141, 141857140, 184414282, 368828564, 461035705, 922071410, 1844142820]

約数ペア:

[(1, 1844142820), (2, 922071410), (4, 461035705), (5, 368828564), (10, 184414282), (13, 141857140), (20, 92207141), (26, 70928570), (52, 35464285), (65, 28371428), (79, 23343580), (130, 14185714), (158, 11671790), (260, 7092857), (316, 5835895), (395, 4668716), (790, 2334358), (1027, 1795660), (1580, 1167179), (2054, 897830), (4108, 448915), (5135, 359132), (10270, 179566), (20540, 89783)]