20578020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{5813}}^1$

素因数の和:5884

約数の個数: 48

約数和(自身を含む): 58605120

約数和(自身を除く): 38027100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 118, 177, 236, 295, 354, 590, 708, 885, 1180, 1770, 3540, 5813, 11626, 17439, 23252, 29065, 34878, 58130, 69756, 87195, 116260, 174390, 342967, 348780, 685934, 1028901, 1371868, 1714835, 2057802, 3429670, 4115604, 5144505, 6859340, 10289010, 20578020]

約数ペア:

[(1, 20578020), (2, 10289010), (3, 6859340), (4, 5144505), (5, 4115604), (6, 3429670), (10, 2057802), (12, 1714835), (15, 1371868), (20, 1028901), (30, 685934), (59, 348780), (60, 342967), (118, 174390), (177, 116260), (236, 87195), (295, 69756), (354, 58130), (590, 34878), (708, 29065), (885, 23252), (1180, 17439), (1770, 11626), (3540, 5813)]