800087820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1904971}}^1$

素因数の和:1904990

約数の個数: 48

約数和(自身を含む): 2560282368

約数和(自身を除く): 1760194548

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, 1904971, 3809942, 5714913, 7619884, 9524855, 11429826, 13334797, 19049710, 22859652, 26669594, 28574565, 38099420, 40004391, 53339188, 57149130, 66673985, 80008782, 114298260, 133347970, 160017564, 200021955, 266695940, 400043910, 800087820]

約数ペア:

[(1, 800087820), (2, 400043910), (3, 266695940), (4, 200021955), (5, 160017564), (6, 133347970), (7, 114298260), (10, 80008782), (12, 66673985), (14, 57149130), (15, 53339188), (20, 40004391), (21, 38099420), (28, 28574565), (30, 26669594), (35, 22859652), (42, 19049710), (60, 13334797), (70, 11429826), (84, 9524855), (105, 7619884), (140, 5714913), (210, 3809942), (420, 1904971)]