30384760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{108517}}^1$

素因数の和:108535

約数の個数: 32

約数和(自身を含む): 78132960

約数和(自身を除く): 47748200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 108517, 217034, 434068, 542585, 759619, 868136, 1085170, 1519238, 2170340, 3038476, 3798095, 4340680, 6076952, 7596190, 15192380, 30384760]

約数ペア:

[(1, 30384760), (2, 15192380), (4, 7596190), (5, 6076952), (7, 4340680), (8, 3798095), (10, 3038476), (14, 2170340), (20, 1519238), (28, 1085170), (35, 868136), (40, 759619), (56, 542585), (70, 434068), (140, 217034), (280, 108517)]