140557040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{135151}}^1$

素因数の和:135177

約数の個数: 40

約数和(自身を含む): 351935808

約数和(自身を除く): 211378768

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 135151, 270302, 540604, 675755, 1081208, 1351510, 1756963, 2162416, 2703020, 3513926, 5406040, 7027852, 8784815, 10812080, 14055704, 17569630, 28111408, 35139260, 70278520, 140557040]

約数ペア:

[(1, 140557040), (2, 70278520), (4, 35139260), (5, 28111408), (8, 17569630), (10, 14055704), (13, 10812080), (16, 8784815), (20, 7027852), (26, 5406040), (40, 3513926), (52, 2703020), (65, 2162416), (80, 1756963), (104, 1351510), (130, 1081208), (208, 675755), (260, 540604), (520, 270302), (1040, 135151)]