942955780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{278981}}^1$

素因数の和:279016

約数の個数: 36

約数和(自身を含む): 2144255652

約数和(自身を除く): 1201299872

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 278981, 557962, 1115924, 1394905, 2789810, 3626753, 5579620, 7253506, 14507012, 18133765, 36267530, 47147789, 72535060, 94295578, 188591156, 235738945, 471477890, 942955780]

約数ペア:

[(1, 942955780), (2, 471477890), (4, 235738945), (5, 188591156), (10, 94295578), (13, 72535060), (20, 47147789), (26, 36267530), (52, 18133765), (65, 14507012), (130, 7253506), (169, 5579620), (260, 3626753), (338, 2789810), (676, 1394905), (845, 1115924), (1690, 557962), (3380, 278981)]