3990147260720

素因数分解:

$2^4\times 5^1\times {\mathrm{7243}}^1\times {\mathrm{6886213}}^1$

素因数の和:6893469

約数の個数: 40

約数和(自身を含む): 9278374564176

約数和(自身を除く): 5288227303456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 7243, 14486, 28972, 36215, 57944, 72430, 115888, 144860, 289720, 579440, 6886213, 13772426, 27544852, 34431065, 55089704, 68862130, 110179408, 137724260, 275448520, 550897040, 49876840759, 99753681518, 199507363036, 249384203795, 399014726072, 498768407590, 798029452144, 997536815180, 1995073630360, 3990147260720]

約数ペア:

[(1, 3990147260720), (2, 1995073630360), (4, 997536815180), (5, 798029452144), (8, 498768407590), (10, 399014726072), (16, 249384203795), (20, 199507363036), (40, 99753681518), (80, 49876840759), (7243, 550897040), (14486, 275448520), (28972, 137724260), (36215, 110179408), (57944, 68862130), (72430, 55089704), (115888, 34431065), (144860, 27544852), (289720, 13772426), (579440, 6886213)]