1291288340

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{13337}}^1$

素因数の和:13496

約数の個数: 48

約数和(自身を含む): 2796498432

約数和(自身を除く): 1505210092

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 103, 188, 206, 235, 412, 470, 515, 940, 1030, 2060, 4841, 9682, 13337, 19364, 24205, 26674, 48410, 53348, 66685, 96820, 133370, 266740, 626839, 1253678, 1373711, 2507356, 2747422, 3134195, 5494844, 6268390, 6868555, 12536780, 13737110, 27474220, 64564417, 129128834, 258257668, 322822085, 645644170, 1291288340]

約数ペア:

[(1, 1291288340), (2, 645644170), (4, 322822085), (5, 258257668), (10, 129128834), (20, 64564417), (47, 27474220), (94, 13737110), (103, 12536780), (188, 6868555), (206, 6268390), (235, 5494844), (412, 3134195), (470, 2747422), (515, 2507356), (940, 1373711), (1030, 1253678), (2060, 626839), (4841, 266740), (9682, 133370), (13337, 96820), (19364, 66685), (24205, 53348), (26674, 48410)]