2365780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 5362560

約数和(自身を除く): 2996780

約数列:

[1, 2, 4, 5, 10, 20, 23, 37, 46, 74, 92, 115, 139, 148, 185, 230, 278, 370, 460, 556, 695, 740, 851, 1390, 1702, 2780, 3197, 3404, 4255, 5143, 6394, 8510, 10286, 12788, 15985, 17020, 20572, 25715, 31970, 51430, 63940, 102860, 118289, 236578, 473156, 591445, 1182890, 2365780]

約数ペア:

[(1, 2365780), (2, 1182890), (4, 591445), (5, 473156), (10, 236578), (20, 118289), (23, 102860), (37, 63940), (46, 51430), (74, 31970), (92, 25715), (115, 20572), (139, 17020), (148, 15985), (185, 12788), (230, 10286), (278, 8510), (370, 6394), (460, 5143), (556, 4255), (695, 3404), (740, 3197), (851, 2780), (1390, 1702)]