4887220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18797}}^1$

素因数の和:18819

約数の個数: 24

約数和(自身を含む): 11053224

約数和(自身を除く): 6166004

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 18797, 37594, 75188, 93985, 187970, 244361, 375940, 488722, 977444, 1221805, 2443610, 4887220]

約数ペア:

[(1, 4887220), (2, 2443610), (4, 1221805), (5, 977444), (10, 488722), (13, 375940), (20, 244361), (26, 187970), (52, 93985), (65, 75188), (130, 37594), (260, 18797)]