28898486120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{103208879}}^1$

素因数の和:103208897

約数の個数: 32

約数和(自身を含む): 74310393600

約数和(自身を除く): 45411907480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 103208879, 206417758, 412835516, 516044395, 722462153, 825671032, 1032088790, 1444924306, 2064177580, 2889848612, 3612310765, 4128355160, 5779697224, 7224621530, 14449243060, 28898486120]

約数ペア:

[(1, 28898486120), (2, 14449243060), (4, 7224621530), (5, 5779697224), (7, 4128355160), (8, 3612310765), (10, 2889848612), (14, 2064177580), (20, 1444924306), (28, 1032088790), (35, 825671032), (40, 722462153), (56, 516044395), (70, 412835516), (140, 206417758), (280, 103208879)]