20254560

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{42197}}^1$

素因数の和:42215

約数の個数: 48

約数和(自身を含む): 63803376

約数和(自身を除く): 43548816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 42197, 84394, 126591, 168788, 210985, 253182, 337576, 421970, 506364, 632955, 675152, 843940, 1012728, 1265910, 1350304, 1687880, 2025456, 2531820, 3375760, 4050912, 5063640, 6751520, 10127280, 20254560]

約数ペア:

[(1, 20254560), (2, 10127280), (3, 6751520), (4, 5063640), (5, 4050912), (6, 3375760), (8, 2531820), (10, 2025456), (12, 1687880), (15, 1350304), (16, 1265910), (20, 1012728), (24, 843940), (30, 675152), (32, 632955), (40, 506364), (48, 421970), (60, 337576), (80, 253182), (96, 210985), (120, 168788), (160, 126591), (240, 84394), (480, 42197)]