2116744820

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{557}}^1\times {\mathrm{1367}}^1$

素因数の和:2072

約数の個数: 48

約数和(自身を含む): 4488462720

約数和(自身を除く): 2371717900

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 557, 695, 1114, 1367, 1390, 2228, 2734, 2780, 2785, 5468, 5570, 6835, 11140, 13670, 27340, 77423, 154846, 190013, 309692, 380026, 387115, 760052, 761419, 774230, 950065, 1522838, 1548460, 1900130, 3045676, 3800260, 3807095, 7614190, 15228380, 105837241, 211674482, 423348964, 529186205, 1058372410, 2116744820]

約数ペア:

[(1, 2116744820), (2, 1058372410), (4, 529186205), (5, 423348964), (10, 211674482), (20, 105837241), (139, 15228380), (278, 7614190), (556, 3807095), (557, 3800260), (695, 3045676), (1114, 1900130), (1367, 1548460), (1390, 1522838), (2228, 950065), (2734, 774230), (2780, 761419), (2785, 760052), (5468, 387115), (5570, 380026), (6835, 309692), (11140, 190013), (13670, 154846), (27340, 77423)]