70741820

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{13763}}^1$

素因数の和:14029

約数の個数: 24

約数和(自身を含む): 149146704

約数和(自身を除く): 78404884

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 13763, 27526, 55052, 68815, 137630, 275260, 3537091, 7074182, 14148364, 17685455, 35370910, 70741820]

約数ペア:

[(1, 70741820), (2, 35370910), (4, 17685455), (5, 14148364), (10, 7074182), (20, 3537091), (257, 275260), (514, 137630), (1028, 68815), (1285, 55052), (2570, 27526), (5140, 13763)]