168204940

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{55697}}^1$

素因数の和:55857

約数の個数: 24

約数和(自身を含む): 355576032

約数和(自身を除く): 187371092

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 55697, 111394, 222788, 278485, 556970, 1113940, 8410247, 16820494, 33640988, 42051235, 84102470, 168204940]

約数ペア:

[(1, 168204940), (2, 84102470), (4, 42051235), (5, 33640988), (10, 16820494), (20, 8410247), (151, 1113940), (302, 556970), (604, 278485), (755, 222788), (1510, 111394), (3020, 55697)]