200885980

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{733}}^1$

素因数の和:1006

約数の個数: 48

約数和(自身を含む): 430605504

約数和(自身を除く): 229719524

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 193, 284, 355, 386, 710, 733, 772, 965, 1420, 1466, 1930, 2932, 3665, 3860, 7330, 13703, 14660, 27406, 52043, 54812, 68515, 104086, 137030, 141469, 208172, 260215, 274060, 282938, 520430, 565876, 707345, 1040860, 1414690, 2829380, 10044299, 20088598, 40177196, 50221495, 100442990, 200885980]

約数ペア:

[(1, 200885980), (2, 100442990), (4, 50221495), (5, 40177196), (10, 20088598), (20, 10044299), (71, 2829380), (142, 1414690), (193, 1040860), (284, 707345), (355, 565876), (386, 520430), (710, 282938), (733, 274060), (772, 260215), (965, 208172), (1420, 141469), (1466, 137030), (1930, 104086), (2932, 68515), (3665, 54812), (3860, 52043), (7330, 27406), (13703, 14660)]