2005683820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{103067}}^1$

素因数の和:103222

約数の個数: 48

約数和(自身を含む): 4848318720

約数和(自身を除く): 2842634900

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, 103067, 206134, 412268, 515335, 721469, 1030670, 1442938, 2061340, 2885876, 3607345, 7214690, 14326313, 14429380, 28652626, 57305252, 71631565, 100284191, 143263130, 200568382, 286526260, 401136764, 501420955, 1002841910, 2005683820]

約数ペア:

[(1, 2005683820), (2, 1002841910), (4, 501420955), (5, 401136764), (7, 286526260), (10, 200568382), (14, 143263130), (20, 100284191), (28, 71631565), (35, 57305252), (70, 28652626), (139, 14429380), (140, 14326313), (278, 7214690), (556, 3607345), (695, 2885876), (973, 2061340), (1390, 1442938), (1946, 1030670), (2780, 721469), (3892, 515335), (4865, 412268), (9730, 206134), (19460, 103067)]