20007072

素因数分解:

$2^5\times 3^2\times {\mathrm{127}}^1\times {\mathrm{547}}^1$

素因数の和:690

約数の個数: 72

約数和(自身を含む): 57447936

約数和(自身を除く): 37440864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 127, 144, 254, 288, 381, 508, 547, 762, 1016, 1094, 1143, 1524, 1641, 2032, 2188, 2286, 3048, 3282, 4064, 4376, 4572, 4923, 6096, 6564, 8752, 9144, 9846, 12192, 13128, 17504, 18288, 19692, 26256, 36576, 39384, 52512, 69469, 78768, 138938, 157536, 208407, 277876, 416814, 555752, 625221, 833628, 1111504, 1250442, 1667256, 2223008, 2500884, 3334512, 5001768, 6669024, 10003536, 20007072]

約数ペア:

[(1, 20007072), (2, 10003536), (3, 6669024), (4, 5001768), (6, 3334512), (8, 2500884), (9, 2223008), (12, 1667256), (16, 1250442), (18, 1111504), (24, 833628), (32, 625221), (36, 555752), (48, 416814), (72, 277876), (96, 208407), (127, 157536), (144, 138938), (254, 78768), (288, 69469), (381, 52512), (508, 39384), (547, 36576), (762, 26256), (1016, 19692), (1094, 18288), (1143, 17504), (1524, 13128), (1641, 12192), (2032, 9846), (2188, 9144), (2286, 8752), (3048, 6564), (3282, 6096), (4064, 4923), (4376, 4572)]