39467820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{93971}}^1$

素因数の和:93990

約数の個数: 48

約数和(自身を含む): 126298368

約数和(自身を除く): 86830548

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 93971, 187942, 281913, 375884, 469855, 563826, 657797, 939710, 1127652, 1315594, 1409565, 1879420, 1973391, 2631188, 2819130, 3288985, 3946782, 5638260, 6577970, 7893564, 9866955, 13155940, 19733910, 39467820]

約数ペア:

[(1, 39467820), (2, 19733910), (3, 13155940), (4, 9866955), (5, 7893564), (6, 6577970), (7, 5638260), (10, 3946782), (12, 3288985), (14, 2819130), (15, 2631188), (20, 1973391), (21, 1879420), (28, 1409565), (30, 1315594), (35, 1127652), (42, 939710), (60, 657797), (70, 563826), (84, 469855), (105, 375884), (140, 281913), (210, 187942), (420, 93971)]