17759799260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{912631}}^1$

素因数の和:912786

約数の個数: 48

約数和(自身を含む): 42930209280

約数和(自身を除く): 25170410020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 556, 695, 973, 1390, 1946, 2780, 3892, 4865, 9730, 19460, 912631, 1825262, 3650524, 4563155, 6388417, 9126310, 12776834, 18252620, 25553668, 31942085, 63884170, 126855709, 127768340, 253711418, 507422836, 634278545, 887989963, 1268557090, 1775979926, 2537114180, 3551959852, 4439949815, 8879899630, 17759799260]

約数ペア:

[(1, 17759799260), (2, 8879899630), (4, 4439949815), (5, 3551959852), (7, 2537114180), (10, 1775979926), (14, 1268557090), (20, 887989963), (28, 634278545), (35, 507422836), (70, 253711418), (139, 127768340), (140, 126855709), (278, 63884170), (556, 31942085), (695, 25553668), (973, 18252620), (1390, 12776834), (1946, 9126310), (2780, 6388417), (3892, 4563155), (4865, 3650524), (9730, 1825262), (19460, 912631)]