20805040512

素因数分解:

$2^7\times 3^4\times {\mathrm{2006659}}^1$

素因数の和:2006685

約数の個数: 80

約数和(自身を含む): 61915494300

約数和(自身を除く): 41110453788

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 288, 324, 384, 432, 576, 648, 864, 1152, 1296, 1728, 2592, 3456, 5184, 10368, 2006659, 4013318, 6019977, 8026636, 12039954, 16053272, 18059931, 24079908, 32106544, 36119862, 48159816, 54179793, 64213088, 72239724, 96319632, 108359586, 128426176, 144479448, 162539379, 192639264, 216719172, 256852352, 288958896, 325078758, 385278528, 433438344, 577917792, 650157516, 770557056, 866876688, 1155835584, 1300315032, 1733753376, 2311671168, 2600630064, 3467506752, 5201260128, 6935013504, 10402520256, 20805040512]

約数ペア:

[(1, 20805040512), (2, 10402520256), (3, 6935013504), (4, 5201260128), (6, 3467506752), (8, 2600630064), (9, 2311671168), (12, 1733753376), (16, 1300315032), (18, 1155835584), (24, 866876688), (27, 770557056), (32, 650157516), (36, 577917792), (48, 433438344), (54, 385278528), (64, 325078758), (72, 288958896), (81, 256852352), (96, 216719172), (108, 192639264), (128, 162539379), (144, 144479448), (162, 128426176), (192, 108359586), (216, 96319632), (288, 72239724), (324, 64213088), (384, 54179793), (432, 48159816), (576, 36119862), (648, 32106544), (864, 24079908), (1152, 18059931), (1296, 16053272), (1728, 12039954), (2592, 8026636), (3456, 6019977), (5184, 4013318), (10368, 2006659)]