69086920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{246739}}^1$

素因数の和:246757

約数の個数: 32

約数和(自身を含む): 177652800

約数和(自身を除く): 108565880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 246739, 493478, 986956, 1233695, 1727173, 1973912, 2467390, 3454346, 4934780, 6908692, 8635865, 9869560, 13817384, 17271730, 34543460, 69086920]

約数ペア:

[(1, 69086920), (2, 34543460), (4, 17271730), (5, 13817384), (7, 9869560), (8, 8635865), (10, 6908692), (14, 4934780), (20, 3454346), (28, 2467390), (35, 1973912), (40, 1727173), (56, 1233695), (70, 986956), (140, 493478), (280, 246739)]