140675990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{154589}}^1$

素因数の和:154616

約数の個数: 32

約数和(自身を含む): 311653440

約数和(自身を除く): 170977450

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 154589, 309178, 772945, 1082123, 1545890, 2009657, 2164246, 4019314, 5410615, 10048285, 10821230, 14067599, 20096570, 28135198, 70337995, 140675990]

約数ペア:

[(1, 140675990), (2, 70337995), (5, 28135198), (7, 20096570), (10, 14067599), (13, 10821230), (14, 10048285), (26, 5410615), (35, 4019314), (65, 2164246), (70, 2009657), (91, 1545890), (130, 1082123), (182, 772945), (455, 309178), (910, 154589)]