82685820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{196871}}^1$

素因数の和:196890

約数の個数: 48

約数和(自身を含む): 264595968

約数和(自身を除く): 181910148

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, 196871, 393742, 590613, 787484, 984355, 1181226, 1378097, 1968710, 2362452, 2756194, 2953065, 3937420, 4134291, 5512388, 5906130, 6890485, 8268582, 11812260, 13780970, 16537164, 20671455, 27561940, 41342910, 82685820]

約数ペア:

[(1, 82685820), (2, 41342910), (3, 27561940), (4, 20671455), (5, 16537164), (6, 13780970), (7, 11812260), (10, 8268582), (12, 6890485), (14, 5906130), (15, 5512388), (20, 4134291), (21, 3937420), (28, 2953065), (30, 2756194), (35, 2362452), (42, 1968710), (60, 1378097), (70, 1181226), (84, 984355), (105, 787484), (140, 590613), (210, 393742), (420, 196871)]