42879970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{1543}}^1$

素因数の和:1954

約数の個数: 32

約数和(自身を含む): 88489728

約数和(自身を除く): 45609758

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 397, 794, 1543, 1985, 2779, 3086, 3970, 5558, 7715, 10801, 13895, 15430, 21602, 27790, 54005, 108010, 612571, 1225142, 3062855, 4287997, 6125710, 8575994, 21439985, 42879970]

約数ペア:

[(1, 42879970), (2, 21439985), (5, 8575994), (7, 6125710), (10, 4287997), (14, 3062855), (35, 1225142), (70, 612571), (397, 108010), (794, 54005), (1543, 27790), (1985, 21602), (2779, 15430), (3086, 13895), (3970, 10801), (5558, 7715)]