20228045780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{942593}}^1$

素因数の和:942668

約数の個数: 48

約数和(自身を含む): 45131400720

約数和(自身を除く): 24903354940

約数列:

[1, 2, 4, 5, 10, 20, 29, 37, 58, 74, 116, 145, 148, 185, 290, 370, 580, 740, 1073, 2146, 4292, 5365, 10730, 21460, 942593, 1885186, 3770372, 4712965, 9425930, 18851860, 27335197, 34875941, 54670394, 69751882, 109340788, 136675985, 139503764, 174379705, 273351970, 348759410, 546703940, 697518820, 1011402289, 2022804578, 4045609156, 5057011445, 10114022890, 20228045780]

約数ペア:

[(1, 20228045780), (2, 10114022890), (4, 5057011445), (5, 4045609156), (10, 2022804578), (20, 1011402289), (29, 697518820), (37, 546703940), (58, 348759410), (74, 273351970), (116, 174379705), (145, 139503764), (148, 136675985), (185, 109340788), (290, 69751882), (370, 54670394), (580, 34875941), (740, 27335197), (1073, 18851860), (2146, 9425930), (4292, 4712965), (5365, 3770372), (10730, 1885186), (21460, 942593)]