2012138730

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{3193871}}^1$

素因数の和:3193891

約数の個数: 48

約数和(自身を含む): 5978928384

約数和(自身を除く): 3966789654

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 3193871, 6387742, 9581613, 15969355, 19163226, 22357097, 28744839, 31938710, 44714194, 47908065, 57489678, 67071291, 95816130, 111785485, 134142582, 143724195, 201213873, 223570970, 287448390, 335356455, 402427746, 670712910, 1006069365, 2012138730]

約数ペア:

[(1, 2012138730), (2, 1006069365), (3, 670712910), (5, 402427746), (6, 335356455), (7, 287448390), (9, 223570970), (10, 201213873), (14, 143724195), (15, 134142582), (18, 111785485), (21, 95816130), (30, 67071291), (35, 57489678), (42, 47908065), (45, 44714194), (63, 31938710), (70, 28744839), (90, 22357097), (105, 19163226), (126, 15969355), (210, 9581613), (315, 6387742), (630, 3193871)]