98889220

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{15797}}^1$

素因数の和:16119

約数の個数: 24

約数和(自身を含む): 208344024

約数和(自身を除く): 109454804

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 3130, 6260, 15797, 31594, 63188, 78985, 157970, 315940, 4944461, 9888922, 19777844, 24722305, 49444610, 98889220]

約数ペア:

[(1, 98889220), (2, 49444610), (4, 24722305), (5, 19777844), (10, 9888922), (20, 4944461), (313, 315940), (626, 157970), (1252, 78985), (1565, 63188), (3130, 31594), (6260, 15797)]