20262930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1871}}^1$

素因数の和:1919

約数の個数: 48

約数和(自身を含む): 51352704

約数和(自身を除く): 31089774

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 361, 570, 722, 1083, 1805, 1871, 2166, 3610, 3742, 5415, 5613, 9355, 10830, 11226, 18710, 28065, 35549, 56130, 71098, 106647, 177745, 213294, 355490, 533235, 675431, 1066470, 1350862, 2026293, 3377155, 4052586, 6754310, 10131465, 20262930]

約数ペア:

[(1, 20262930), (2, 10131465), (3, 6754310), (5, 4052586), (6, 3377155), (10, 2026293), (15, 1350862), (19, 1066470), (30, 675431), (38, 533235), (57, 355490), (95, 213294), (114, 177745), (190, 106647), (285, 71098), (361, 56130), (570, 35549), (722, 28065), (1083, 18710), (1805, 11226), (1871, 10830), (2166, 9355), (3610, 5613), (3742, 5415)]