210975620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{29221}}^1$

素因数の和:29268

約数の個数: 36

約数和(自身を含む): 467610444

約数和(自身を除く): 256634824

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 7220, 29221, 58442, 116884, 146105, 292210, 555199, 584420, 1110398, 2220796, 2775995, 5551990, 10548781, 11103980, 21097562, 42195124, 52743905, 105487810, 210975620]

約数ペア:

[(1, 210975620), (2, 105487810), (4, 52743905), (5, 42195124), (10, 21097562), (19, 11103980), (20, 10548781), (38, 5551990), (76, 2775995), (95, 2220796), (190, 1110398), (361, 584420), (380, 555199), (722, 292210), (1444, 146105), (1805, 116884), (3610, 58442), (7220, 29221)]