13989775940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{6689}}^1\times {\mathrm{14939}}^1$

素因数の和:21644

約数の個数: 48

約数和(自身を含む): 33582729600

約数和(自身を除く): 19592953660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 6689, 13378, 14939, 26756, 29878, 33445, 46823, 59756, 66890, 74695, 93646, 104573, 133780, 149390, 187292, 209146, 234115, 298780, 418292, 468230, 522865, 936460, 1045730, 2091460, 99926971, 199853942, 399707884, 499634855, 699488797, 999269710, 1398977594, 1998539420, 2797955188, 3497443985, 6994887970, 13989775940]

約数ペア:

[(1, 13989775940), (2, 6994887970), (4, 3497443985), (5, 2797955188), (7, 1998539420), (10, 1398977594), (14, 999269710), (20, 699488797), (28, 499634855), (35, 399707884), (70, 199853942), (140, 99926971), (6689, 2091460), (13378, 1045730), (14939, 936460), (26756, 522865), (29878, 468230), (33445, 418292), (46823, 298780), (59756, 234115), (66890, 209146), (74695, 187292), (93646, 149390), (104573, 133780)]