148935980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{438047}}^1$

素因数の和:438073

約数の個数: 24

約数和(自身を含む): 331164288

約数和(自身を除く): 182228308

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 438047, 876094, 1752188, 2190235, 4380470, 7446799, 8760940, 14893598, 29787196, 37233995, 74467990, 148935980]

約数ペア:

[(1, 148935980), (2, 74467990), (4, 37233995), (5, 29787196), (10, 14893598), (17, 8760940), (20, 7446799), (34, 4380470), (68, 2190235), (85, 1752188), (170, 876094), (340, 438047)]