108818840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{209267}}^1$

素因数の和:209291

約数の個数: 32

約数和(自身を含む): 263677680

約数和(自身を除く): 154858840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 209267, 418534, 837068, 1046335, 1674136, 2092670, 2720471, 4185340, 5440942, 8370680, 10881884, 13602355, 21763768, 27204710, 54409420, 108818840]

約数ペア:

[(1, 108818840), (2, 54409420), (4, 27204710), (5, 21763768), (8, 13602355), (10, 10881884), (13, 8370680), (20, 5440942), (26, 4185340), (40, 2720471), (52, 2092670), (65, 1674136), (104, 1046335), (130, 837068), (260, 418534), (520, 209267)]