20295730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22303}}^1$

素因数の和:22330

約数の個数: 32

約数和(自身を含む): 44964864

約数和(自身を除く): 24669134

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 22303, 44606, 111515, 156121, 223030, 289939, 312242, 579878, 780605, 1449695, 1561210, 2029573, 2899390, 4059146, 10147865, 20295730]

約数ペア:

[(1, 20295730), (2, 10147865), (5, 4059146), (7, 2899390), (10, 2029573), (13, 1561210), (14, 1449695), (26, 780605), (35, 579878), (65, 312242), (70, 289939), (91, 223030), (130, 156121), (182, 111515), (455, 44606), (910, 22303)]