20731625130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{823}}^1\times {\mathrm{2053}}^1$

素因数の和:3295

約数の個数: 64

約数和(自身を含む): 49962481920

約数和(自身を除く): 29230856790

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 409, 818, 823, 1227, 1646, 2045, 2053, 2454, 2469, 4090, 4106, 4115, 4938, 6135, 6159, 8230, 10265, 12270, 12318, 12345, 20530, 24690, 30795, 61590, 336607, 673214, 839677, 1009821, 1679354, 1683035, 1689619, 2019642, 2519031, 3366070, 3379238, 4198385, 5038062, 5049105, 5068857, 8396770, 8448095, 10098210, 10137714, 12595155, 16896190, 25190310, 25344285, 50688570, 691054171, 1382108342, 2073162513, 3455270855, 4146325026, 6910541710, 10365812565, 20731625130]

約数ペア:

[(1, 20731625130), (2, 10365812565), (3, 6910541710), (5, 4146325026), (6, 3455270855), (10, 2073162513), (15, 1382108342), (30, 691054171), (409, 50688570), (818, 25344285), (823, 25190310), (1227, 16896190), (1646, 12595155), (2045, 10137714), (2053, 10098210), (2454, 8448095), (2469, 8396770), (4090, 5068857), (4106, 5049105), (4115, 5038062), (4938, 4198385), (6135, 3379238), (6159, 3366070), (8230, 2519031), (10265, 2019642), (12270, 1689619), (12318, 1683035), (12345, 1679354), (20530, 1009821), (24690, 839677), (30795, 673214), (61590, 336607)]