20779331220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{38480243}}^1$

素因数の和:38480261

約数の個数: 48

約数和(自身を含む): 64646809920

約数和(自身を除く): 43867478700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 38480243, 76960486, 115440729, 153920972, 192401215, 230881458, 346322187, 384802430, 461762916, 577203645, 692644374, 769604860, 1038966561, 1154407290, 1385288748, 1731610935, 2077933122, 2308814580, 3463221870, 4155866244, 5194832805, 6926443740, 10389665610, 20779331220]

約数ペア:

[(1, 20779331220), (2, 10389665610), (3, 6926443740), (4, 5194832805), (5, 4155866244), (6, 3463221870), (9, 2308814580), (10, 2077933122), (12, 1731610935), (15, 1385288748), (18, 1154407290), (20, 1038966561), (27, 769604860), (30, 692644374), (36, 577203645), (45, 461762916), (54, 384802430), (60, 346322187), (90, 230881458), (108, 192401215), (135, 153920972), (180, 115440729), (270, 76960486), (540, 38480243)]