20361560

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{6133}}^1$

素因数の和:6227

約数の個数: 32

約数和(自身を含む): 46373040

約数和(自身を除く): 26011480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 6133, 12266, 24532, 30665, 49064, 61330, 122660, 245320, 509039, 1018078, 2036156, 2545195, 4072312, 5090390, 10180780, 20361560]

約数ペア:

[(1, 20361560), (2, 10180780), (4, 5090390), (5, 4072312), (8, 2545195), (10, 2036156), (20, 1018078), (40, 509039), (83, 245320), (166, 122660), (332, 61330), (415, 49064), (664, 30665), (830, 24532), (1660, 12266), (3320, 6133)]